P0645 Chrysler 300Used Chrysler 300. 7 parts of air to one part of fuel. The Diagnostic Trouble Code (DTC) P0645 stands for “A/C Clutch Relay Control Circuit. ESP/BAS, and Brake light all on??? Help???. The code P0645 is a AC clutch control circuit code and should have no effect on the heater. However, the bathroom is small. If you suspect an open circuit check the connector going into the fuse box. So you should chech it on our car models. Change the Thermostat, Water pump, and I am not losing fluid. ORARI Lokal (Districts) in South Kalimantan. 2001 Chrysler Town & Country with engine code P0645. To check the heater, start the engine and let it warm up and then turn the heater on and go out under the hood and place your hands on both heater hose at the firewall where they connect to the heater core and see if both hoses are getting nice and. P06DA code - W ith the engine running, with the battery voltage above 10. Code P0645 is set by the PCM when it detects a general malfunction in the air conditioning relay control circuit. ” The Diagnostic Trouble Code (DTC) P0645 indicates “A/C Clutch Relay Control Circuit. Tkutz plugged his witech in and got the code p0645 and pretty much checked everything from relays to wiring and swapping out the ipm (fuse box). Determined that there is an open between terminal 11 C3 and #85 terminal on AC relay. This code is for the fuel pump relay control circuit, if the fuel pump relay turned off then the engine could lack power, run rough or die. 6L Pentastar ® V6 engine along with a smooth eight-speed automatic transmission and comfort suspension all standard, plus available all-wheel drive. A / C Clutch Relay Control Circuit. We use cookies to give you the best possible experience on our website. What does this mean? This is a generic Diagnostic Trouble Code (DTC) applicable to many OBD-II vehicles (1996 and newer). WHERE IS THE AC RELAY LOCATED? air con. TvB_l9kpu4c6FJXNyoA;_ylu=Y29sbwNiZjEEcG9zAzQEdnRpZAMEc2VjA3Ny/RV=2/RE=1684041538/RO=10/RU=https%3a%2f%2fwww. The Powertrain Control Module ( PCM) controls the relay by grounding the control circuit through an internal solid-state device called a driver. It's usually made with a combination of snakehead fish, lemongrass, tamarind juice, kaffir lime leaves, coconut milk, bouillon cube, salt, oil, and ketupat (steamed rice cakes). P0645 - A/C clutch relay (the relay is good) P0443 - Evap purge control system P0499 - Evap system vent valve P0622 - Generator field not switching P0403 - EGR valve I have multiple issues going on, but I need to get the battery light taken care of first. P0456 - Evaporative Emission Control System Leak Detected (very small leak) P1388 - Camshaft Position Timing Over Retarded (Bank 2. Diagnostic Trouble Codes: P0135, P0141, P0155, P0161">Testing Diagnostic Trouble Codes: P0135, P0141, P0155, P0161. 300--kandangan / hulu sungai selatan. P0645 SYMPTOMS AND CORRECT SOLUTION - Fault code OBD2 CodigosDTC 215K subscribers Subscribe 169 26K views 3 years ago 🔰 Chat with a professional mechanic on WhatsApp: http://bit. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. P0206-FUEL INJECTOR 6 CIRCUIT/OPEN P0207-FUEL INJECTOR 7 CIRCUIT / OPEN P0208-FUEL INJECTOR 8 CIRCUIT/OPEN P0221-THROTTLE POSITION SENSOR 2 CIRCUIT PERFORMANCE P0222-THROTTLE POSITION SENSOR 2 CIRCUIT LOW P0223-THROTTLE POSITION SENSOR 2 CIRCUIT HIGH P023A-CHARGE AIR COOLER COOLANT PUMP CONTROL CIRCUIT/OPEN. Determined that there is an open between terminal 11 C3 and #85 terminal on AC Ask an Expert Car Questions Chrysler Repair Chrysler 300: 2005 Chrysler 300 No AC. Advanced Search Cancel Login / Join. It does not take us too long to go through the queue. I have on my 300 P0645, 2008 3. The floor is not covered with carpet. A forum community dedicated to all LX owners and enthusiasts including Dodge Charger, Challenger, Magnum, Hellcat, SRT8, and Chrysler 300. Fix all the other issues that this one might go away. If you suspect an open circuit check the connector going into the fuse box. I got the P0645 error but I know that is my AC relay issue. 7L Chrysler Mechanic: There is no AC relay on this vehicle. Discussion Starter · Jul 3, 2012. Diagnostic trouble codes (or fault codes) are obd2 codes that are stored by the on-board computer diagnostic system. Still wondering cause of my lights being on. When the pressure is low the signal voltage is low. DTC Dodge P0645 Short Explanation Maxidot Dodge 1. 58K views 4 years ago Intake manifold tuning valve control circuits are common faults on many Dodge and Chrysler vehicles including the Journey, Charger, Pacifica, Sebring, and 300. However, the location is a bit outskirt from the city. The Balinese style spa with a. Damaged, burnt, shorted, corroded, or disconnected wiring and/or electrical connectors in the low-amperage control circuit. What Does the P0645 Chrysler Code Mean? A/C clutch relay may also be referred to as A/C compressor clutch relay. Code P0480 Chrysler Description The electric cooling fan is controlled by the Engine Control Module ( ECM) through the cooling fan relay based on inputs from the following components: - The engine coolant temperature ( ECT) sensor - The intake air temperature (IAT) sensor - The A/C selector switch - The A/C refrigerant pressure sensor. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. However manufacturer may have a different definition for the P0645 OBD-II Diagnostic Powertrain (P) Trouble Code. A/C clutch relay circuit is monitored when ignition is on and battery voltage is greater than 10. What the problems can be? Thank you Ask an Expert Car Questions Chrysler Repair Chrysler 300: Brad. From the FSM - P0645: An open or shorted condition detected in the A/C clutch relay control circuit. These are stored in response to a problem found in the car by the system. SRT8, and Chrysler 300. A/C clutch relay circuit is monitored when ignition is on. - Answered by a verified Chrysler Mechanic. P0645 - A/C Clutch Relay Control Circuit P0456 - Evaporative Emission Control System Leak Detected (very small leak) P1388 - Camshaft Position Timing Over Retarded (Bank 2 - Dan M P 1 Post a reply to this message: Username Registration: Optional All visitors are allowed to post messages Name: Email: Icons: Subject: Message:. OBD2 Code P0645 Chrysler definition: A/C clutch relay may also be referred to as A/C compressor clutch relay. The P0627 would be related to a driveability issue. 12 Great Deals out of 511 listings starting at $12,998. P0645 A / C Clutch Relay Control Circuit OBD-II DTC Datasheet. For all facilities provided, I do not think the price of >1 million per. The code P0645 is a AC clutch control circuit code and should have no effect on the heater. 17 Great Deals out of 567 listings starting at $5,699. If you’d like to try to fix code P0456 at home without throwing money at parts, you’ll want to follow the steps below for proper diagnosis. You can try replacing the relay and take a look at the terminals that engage it and make sure there is no burning or corrosion. This code would mean the light blue/white wire that goes from ac compressor to pin 6 of ecm is broken. While it's a generic code, the steps you need to take for diagnosis and repair may vary between vehicles. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $154. Code P0645 Chrysler Air Conditioning Clutch Relay Circuit. When you check Chrysler 300 car engine light came on code P0645 the reason should be Engine Light ON (or Service Engine Soon Warning Light). P06DA code - W ith the engine running, with the battery voltage above 10. Of course check simple things first such as low brake fluid which will undoubtedly cause a brake. P0645 - A/C Clutch Relay Control Circuit. Error Code P0645 is defined as A/C Clutch Relay Control Circuit, meaning there’s a problem in the A/C clutch relay control circuit, likely caused by a defective A/C compressor driver or control relay. A/C compressor has no power. P0645 SÍNTOMAS Y SOLUCIÓN CORRECTA. My car is 300 touring 2005, and all of a sudden my a/c compressor stopped working. 5, not yet but tomorrow i gonna check the relay, 203 000 kilometres all is good ride and Ask an Expert Car Questions Chrysler Repair Air Conditioning (A/C) Clutch Relay Fuse #22 Integrated Power Module (IPM) Integrated Power Module (IPM) Wiring Powertrain Control Module (PCM) john -aka eauto, The Car. P0645 will set when the powertrain control module (PCM) or one of the other supporting control modules detects abnormal signals in the A / C clutch relay control circuit. P0645 CHRYSLER - Airconditionkobling Relæ Kredsløb Fejl Defekt klimaanlæg koblingrelæ Aircondition Clutch relæ ele er åben eller horted Klimaanlæg. 2005 Chrysler 300 No AC. How To Retrieve Your Jeep's Diagnostic Code. The first step would be to replace the a/c relay The location of the clutch relay is in the relay fuse box, there is a cover that lists the location of the relay. P0645-A/C CLUTCH RELAY CIRCUIT possible causes INTERNAL FUSED IGNITION SWITCH OUTPUT CIRCUIT (C13) A/C CLUTCH RELAY CONTROL CIRCUIT OPEN (C13) A/C CLUTCH RELAY CONTROL CIRCUIT SHORTED TO GROUND A/C CLUTCH RELAY PCM See more Reply Save Like 1 - 6 of 6 Posts. Likely is the evaporator - happens to many LH car owners - a leak there would release refrigerant into the passenger compartment. I HAVE DTC P0645 AND IT SAYS AC COMPRESSOR CLUTCH RELAY Dan, Technician 27,581 Verified Ask Your Own Chrysler Question SEBRING 2. P0645 Chrysler Code - Air Conditioning Clutch Relay Circuit Malfunction. | What Does the P0645 Code Mean? Battery positive voltage is supplied to the A/C compressor clutch relay. Diagnostic Trouble Code "P 0645". P0645 A/C Clutch Relay Control Circuit. Some common causes of code P0645 could include one or more of the following-. The PCM grounds this signal to indicate a request for A/C compressor clutch operation. Chrysler. ly/2WRlfcY We supply everything you. answered Mar 7, 2018 by Reynaldo (12. Here are some possible P1684 code causes to consider: Battery disconnected with the engine running or ignition on Swapping out the battery without installing a memory keeper Charging system defect that is undercharging the battery or providing low voltage Corrosion or disconnection between terminals and posts Battery ground fault. Change the Thermostat, Water pump, and I am not losing fluid. so if anyone has any advice on what to do next that would be great Reply Save Like 1 - 8 of 8 Posts Magnesium0210. Cannot get the heater to blow heat. The circuit is monitored for a short to voltage when the oil pump solenoid is commanded off. This may include, but is not limited to, GM, Chrysler, Chevrolet, Dodge, Jeep, Cadillac, Ford, Ram, etc. P0700 : EATX Controller DTC Present : This SBEC III or JTEC DTC indicates that the EATX or Asin controller has an active fault and has illuminated the MIL via a CCD (EATX) or SCI (Aisin) message. Description: When the ignition switch is on, the Totally Integrated Power Module (TIPM) sends a 12 volt signal to the Powertrain Control Module (PCM) on the A/C Clutch Relay Control circuit. ” The PCM controls the A/C compressor clutch relay through the control. P0645 will set when the powertrain control module (PCM) or one of the other supporting control modules detects abnormal signals in the A / C clutch relay control circuit. This solid-state device provides the ground for the relay control circuit. Error Code P0645 is defined as A/C Clutch Relay Control Circuit, meaning there’s a problem in the A/C clutch relay control circuit, likely caused by a defective A/C compressor driver or control relay. What Does the P0645 Chrysler Code Mean? A/C clutch relay may also be referred to as A/C compressor clutch relay. I HAVE DTC P0645 AND IT SAYS AC COMPRESSOR …. CHRYSLER 300 NO AIR CONDITIONING …. Chrysler Ask an Expert Car Questions Chrysler Repair Answered in 3 minutes by: engine Ron, ASE Certified Technician 46,275 Satisfied Customers #@ years in the Automotive repair field. My car is 300 touring 2005, and all of a sudden my a/c compressor stopped working. Determined that there is an open between terminal 11 C3 and #85 terminal on AC relay. P0645 indicates a problem with the air conditioning clutch relay circuit. I have on my 300 P0645, 2008 3. Travel in power with a robust range of high-performance features on the 2023 Chrysler 300 full-size sedan. Other causes may include: Faulty engine control module (ECM) Open or shorted electrical components from the engine sensors. P0645 code - When the ignition switch is on, the Totally Integrated Power Module (TIPM) send a 12 volt signal to the Powertrain Control Module (PCM) on the A/C clutch relay control circuit. P0645 Chrysler Code - Air Conditioning Clutch Relay Circuit Malfunction Search P0645 Chrysler Questions and Answers →. Is not overheating is it? For random misfire you need to check fuel pressure,Check for vacuum leaks,also the charging system , battery 12. net">P0645 – A/C Clutch Relay Control Circuit – TroubleCodes. P0645 : A/C Clutch Relay Circuit : An open or shorted condition detected in the A/C clutch relay control circuit. P0645-A/C CLUTCH RELAY CIRCUIT possible causes INTERNAL FUSED IGNITION SWITCH OUTPUT CIRCUIT (C13) A/C CLUTCH RELAY CONTROL CIRCUIT OPEN (C13) A/C CLUTCH RELAY CONTROL CIRCUIT SHORTED TO GROUND A/C CLUTCH RELAY PCM See more Reply Save Like 1 - 6 of 6 Posts. Mark helpful - #1 Sparky222 Reputation 4,770 #2 C Daigle Reputation 2,730 #3 ces13 Reputation 2,580. Air Conditioning (A/C) Clutch Relay Fuse #22 Integrated Power Module (IPM) Integrated Power Module (IPM) Wiring Powertrain Control Module (PCM) john -aka eauto, The Car Guy Category: Chrysler Satisfied Customers: 25,611. Determined that there is an open between terminal 11 C3 and #85 terminal on AC Ask an Expert Car Questions Chrysler Repair Chrysler 300: 2005 Chrysler 300 No AC. The location is close to the biggest public hospital in the regency. ABS, ESP/BAS, and Brake light all on??? Help???. Error Code P0645: A/C Clutch Relay Control Circuit. | What Does the P0645 Code Mean? Battery positive voltage is supplied to the A/C compressor clutch relay. Ketupat kandangan is a traditional Indonesian dish originating from South Kalimantan. What is the severity of this DTC? The severity of this code can vary from just an illuminated check engine light with the air conditioning working fine to it running poorly or not at all. Code P0645 Chrysler Description A/C clutch relay may also be referred to as A/C compressor clutch relay. P0645 is a diagnostic trouble code (DTC) for "A/C Clutch Relay Control Circuit". P0645 2001 Ford F150: Code Meaning, Causes, Symptoms, & Tech ">P0645 2001 Ford F150: Code Meaning, Causes, Symptoms, & Tech. Reply Save Like Fisch · #6 · May 31, 2013 Hmmm no more codes??? Yeah, that is an A/C Relay code - don't think that's the cause of your lights. 2005 Chrysler 300 No AC. Touring trims include an impressive 3. Code: P0645 Definition: A/C CONTROL CIRCUIT/OPEN Description: When the ignition switch is on, the Totally Integrated Power Module (TIPM) sends a 12 volt signal to the Powertrain Control Module (PCM) on the A/C Clutch Relay Control circuit. My 95 dakota is not OBD II, but my wife's old 95 mustang is. “ SEKUPANG FERRY TERMINAL, BATAM, INDONESIA ”. com/board/f74/p0480-fan-troubleshooting-help. Determined… Chris, Technician 19,616 Satisfied Customers. One or more defective and/or failing A/C system pressure switches. Its a 16 pin green connector. ” The PCM controls the A/C compressor clutch relay through the control circuit driver. A/C clutch relay circuit is monitored when ignition is on and battery voltage is greater than 10. P0645 CHRYSLER - Air Conditioning Clutch Relay Circuit Malfunction, No it wouldn't, you have another problem. Most of the time, the P0642 code is caused by shorted or open wiring or connectors between the supporting control modules, or from the control modules to the PCM. If you would have dug deeper into OBDII you would find that. P0645 indicates a problem with the air conditioning clutch relay circuit. Cassmira salon & spa batam has created pure indulgence of well-being, based on a natural approach to both physical and spiritual treatments. Possible causes of OBD code P0645 Chrysler – Open or short air condition clutch relay circuit – Poor air condition clutch relay electrical connection – Failed air condition. I have on my 300 P0645, 2008 3. I have error on Chrysler 300 2005 - P0645. To check the heater, start the engine and let it warm up and then turn the heater on and go out under the hood and place your hands on both heater hose at the firewall where they connect to the heater core and see if both hoses are getting nice and hot. I have error on Chrysler 300 Ron, ASE Certified Technician 46,272 Satisfied Customers #@ years in the Automotive repair field. P0645 Code Meaning, Causes, Symptoms, & Tech Notes. P0645 A/C clutch relay circuit Doe the air conditioning work? This code condition occurs when the command for the a/c is requested, and the a/c is not operating. P0645 Chrysler Code Meaning, Causes, Symptoms, & Tech Notes. The PCM grounds this signal to indicate a request for A/C Compressor Clutch operation. P0645 A/C clutch relay circuit Doe the air conditioning work? This code condition occurs when the command for the a/c is requested, and the a/c is not operating. Determined 2005 Chrysler 300 No AC. Battery light will not go out. 0 volt, the Powertrain Control Module (PCM) monitors the oil pump solenoid control circuit for an open or short to ground when the oil pump solenoid is commanded on. P0645 indicates a problem with the air conditioning clutch relay circuit. Chrysler engine code P0456 could be caused by a number of things, including a loose gas cap, a faulty valve, or a leaking fuel tank. When the pressure is high the signal voltage is high. Travel in power with a robust range of high-performance features on the 2023 Chrysler 300 full-size sedan. Normally this code P0645 Means theres an open to the circuit from the PCM (that controls the ac compressor) and the front fuse block (the Totally Integrated Power Module. ” The PCM controls the A/C compressor clutch relay through the control circuit driver. | Code P0645 2001 Ford F150 Tech Notes For applications that use a normally open relay to control the A/C clutch, the following description applies to the A/C clutch relay control circuit. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Full Forum. 6k points) P0300 Random misfire P0481 Cooling fan control1 relay circuit malfunction. The code P0645 indicates a problem with the A/C Clutch Relay Circuit and it can be set do to any of the following concerns. High labor due to dash having to be removed. Be the first to review this restaurant. 673 Great Deals out of 10,141 listings starting at $2,795. If you suspect an open circuit check the connector going into the fuse box. When you check Chrysler 300 car engine light came on code P0645 the reason should be Engine Light ON (or Service Engine Soon Warning Light). The fish is marinated in tamarind juice and it's then grilled over hot coals. 5, not yet but tomorrow i…">I have on my 300 P0645, 2008 3. The towels are not so clean (they are not white anymore) and the wall is plain (not even decorated with a single painting or a photo). I HAVE DTC P0645 AND IT SAYS AC COMPRESSOR CLUTCH RELAY Dan, Technician 27,581 Verified Ask Your Own Chrysler Question SEBRING 2. Code: P0645 Definition: A/C CONTROL CIRCUIT/OPEN Description: When the ignition switch is on, the Totally Integrated Power Module (TIPM) sends a 12 volt signal to the Powertrain Control Module (PCM) on the A/C Clutch Relay Control circuit. Code P0533 Chrysler A/C Refrigerant Pressure Sensor …. P0645 is a diagnostic trouble code (DTC) for "A/C Clutch Relay Control Circuit". The P0627 would be related to a driveability issue. DTC Dodge P0645 Short Explanation Maxidot Dodge 1. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Symptoms Possible sumptoms of OBD code P0645 Mercedes – Engine Light ON (or Service Engine Soon Warning Light) Causes. When pressure is high the PCM commands the cooling fans on. I attached the info for that code anyways Attachments P0645. His wife thought she smelled something burning and 30sec later he got a check engine light with code P0645. 5 or more with engine and accesorries off. What Does the P0645 Chrysler Code Mean? A/C clutch relay may also be referred to as A/C compressor clutch relay. P0645: A/C Clutch Relay Control Circuit">Error Code P0645: A/C Clutch Relay Control Circuit. Drivetrain Electrical Engine & Fuel System Exhaust Hitches & Racks Hardtops Interior Lifestyle Lift Kits & Suspension Lighting, Lenses & Bulbs Replacement Parts Soft Tops Steering & Brakes Tires & Tire Covers Tools, Paint & Cleaners Truck Bed Accessories Wheels Winches, Recovery & Safety Popular Pages Gift Guide Special. If the TIPM goes awry and interrupts power to the transmission controller, then you will get limp mode. P0645 CHRYSLER - Air Conditioning Clutch Relay Circuit Malfunction, No it wouldn't, you have another problem. P0645 A/C Clutch Relay Control Circuit; P0646 A/C Clutch Relay Control Circuit Low; P0647 A/C Clutch Relay Control Circuit High; P0648 Immobilizer Lamp Control Circuit; P0649 Speed Control Lamp Control Circuit; P0650 Malfunction Indicator Lamp (MIL) Control Circuit Malfunction; P0651 Sensor Reference Voltage B Circuit/Open;. 8K subscribers Subscribe 3 Share 1K views 2 years ago The video focuses on the basic Dodge specific diagnostic error code. Error codes: u110c, p0645, p0627, p0522,p0135 2005 grand…">Error codes: u110c, p0645, p0627, p0522,p0135 2005 grand…. Remove the front sensors, clean them, and also clean the cavity they reside in and around the steering knuckle, as well as the hub area that the sensors "read" from. I had him on the phone and had him swap the A/C clutch relay with a good one. From the FSM - P0645: An open or shorted condition detected in the A/C clutch relay control circuit. WASCO ENGINEERING INDONESIA of Kota Batam, Riau Islands. There are symptoms, of course, when the O2 sensor's heater fails and the most common symptoms: The check engine light (CEL) will be come on and one or several of the following diagnostic trouble codes will stored in the PCM's memory: P0135 Heated Oxygen Sensor (HO2S11) Heater Circuit Bank 1 Sensor 1. The TIPM controls the 12 volt power to the transmission controller. This is a generic trouble code, meaning it applies to all vehicles equipped with the OBD-II system. Some common causes of code P0645 could include one or more of the following-. During normal engine operation under closed-loop operation, the PCM uses information about the exhaust gas composition obtained from the upstream oxygen sensor(s) to regulate and maintain the air/fuel mixture at a ratio of 14. The Diagnostic Trouble Code (DTC) P0645 indicates “A/C Clutch Relay Control Circuit. I just got these two codes P0480 and P0645, I looked for them in the forum and I found this post in this thread in this sub-forum in the entire site. Analyzing and repairing a faulty A/C compressor clutch relay control circuit can prove complicated. com%2fp0645/RK=2/RS=AP7s6V2fsg_na3KVzNVx3fNfuAI-" referrerpolicy="origin" target="_blank">See full list on obd-codes. From the FSM - P0645: An open or shorted condition detected in the A/C clutch relay control circuit. Has code P0645. CodigosDTC 215K subscribers Subscribe 169 26K views 3 years ago 🔰 Chat with a professional mechanic on WhatsApp: http://bit. I am getting the following codes. Find company research, competitor information, contact details & financial data for PT. The Diagnostic Trouble Code (DTC) P0645 indicates “A/C Clutch Relay Control Circuit. Depending on the vehicle and the specific malfunction, this code can be set up to eight times before the check engine light comes on. One or more blown fuses or fusible links in the low-amperage control circuit. Definition: A/C CONTROL CIRCUIT/OPEN. P0206-FUEL INJECTOR 6 CIRCUIT/OPEN P0207-FUEL INJECTOR 7 CIRCUIT / OPEN P0208-FUEL INJECTOR 8 CIRCUIT/OPEN P0221-THROTTLE POSITION SENSOR 2 CIRCUIT PERFORMANCE P0222-THROTTLE POSITION SENSOR 2 CIRCUIT LOW P0223-THROTTLE POSITION SENSOR 2 CIRCUIT HIGH P023A-CHARGE AIR COOLER COOLANT PUMP CONTROL CIRCUIT/OPEN. A forum community dedicated to all LX owners and enthusiasts including Dodge Charger, Challenger, Magnum, Hellcat, SRT8, and Chrysler 300. I got a call from a friend saying he lost his A/C. What are some of the symptoms of the code?. These OBD2 codes are stored when a sensor in the car reports a reading that is outside the normal/accepted range (Eg: fuel mixture too rich). 203 000 kilometres all is good ride and start good. I got the P0645 error but I know that is my AC relay issue. Chrysler 300: 2005 Chrysler 300 No AC. at the end we find that we don't get power from the ipm to the ac clutch. Monitors the wide open throttle A/C cutoff (WAC) circuit output from the PCM. Likely is the evaporator - happens. The primary function of the driver is to supply the ground for the component being controlled. Mark helpful #1 Sparky222 Reputation 4,780 #2 C Daigle Reputation 2,730 #3 ces13 Reputation 2,590. What Does Code P0645 Mean? OBD II fault code P0645 is a generic code that is defined as, “A/C Clutch Relay Control Circuit”, and is set when the PCM (Powertrain Control Module) detects an undefined failure, defect, or malfunction in the low-amperage circuit that controls the relay that activates the A/C compressor’s clutch mechanism. Remove the front sensors, clean them, and also clean the cavity they reside in and around the steering knuckle, as well as the hub area that the sensors "read" from. Error codes: u110c, p0645, p0627, p0522,p0135 2005 grand…. Complete List of OBD2 Codes: OBDII & OEM Diagnostic …. Code P0480 Chrysler Cooling Fan 1 Control Circuit. Normally this code P0645 Means theres an open to the circuit from the PCM (that controls the ac compressor) and the front fuse block (the Totally Integrated Power Module. I have inspected and cleaned all cables at alternator, starter and battery. Hemi Diagnostic Trouble Codes. P0642 Chrysler Sensor Voltage Circuit A Low Voltage Possible causes – Faulty Engine Control Module (ECM) – ECM harness is open or shorted – ECM circuit poor electrical connection – Shorted sensor on 5 volt circuit Tech description There is a factory service bulletin for the P0642 Chrysler code for the following models: 2005-2007 Audi A3. P0645 Chrysler Code - Air Conditioning Clutch Relay Circuit Malfunction Need more Information on the P0645 Chrysler Code?. Normally this code P0645 Means theres an open to the circuit from the PCM (that controls the ac compressor) and the front fuse block (the Totally Integrated Power Module. P0645 CHRYSLER - Air Conditioning Clutch Relay Circuit Malfunction, No it wouldn't, you have another problem. | Code P0645 Description Battery positive voltage is supplied to the A/C compressor clutch relay. Ron is online now Related Chrysler Questions. | Code P0533 Chrysler Description The powertrain control module ( PCM) monitors the high side refrigerant pressure via a A/C refrigerant pressure sensor. Tried to locate the compressor relay but all I can find is the fan relay and nothing says A/C or compressor !! Code im getting from engine light on is P0645 PCM, looked into detailed troubleshooting steps but I need to know if there is a relay in my fuse box ?. I pulled the manual and saw it was the A/C clutch circuit. What Does Code P0645 Mean? OBD II fault code P0645 is a generic code that is defined as, “A/C Clutch Relay Control Circuit”, and is set when the PCM (Powertrain Control Module) detects an undefined failure, defect, or malfunction in the low-amperage circuit that controls the relay that activates the A/C compressor’s clutch mechanism. P0645 is a generic diagnostic trouble code (DTC) and applies to many OBD-II vehicles built from 1996 onward. Have Mitchell read more Chris 19,548 satisfied.