Jeep dtc u1504. P105C. Definition: Intake Valve Stuck in Low Lift Position. Descriptio...

Your Jeep will display the P1391 Code if the pins

Dec 6, 2020 · 5 posts · Joined 2020. #1 · Dec 6, 2020. I have a 2016 Cherokee 75th anniversary edition 6 cyl that is throwing a replace rack and pinion DTC code U1504 The steering is normal no new noise or vibration and no leaks obvious from quick inspection. I have been told it could be a sensor for the steering assist that has gone bad, car has 38k miles ...I have a 2016 Cherokee 75th anniversary edition 6 cyl that is throwing a replace rack and pinion DTC code U1504 The steering is normal no new noise or vibration and no leaks …Jeep DTC P22FA Make: Jeep Code: P22FA Definition: NOX SENSOR PERFORMANCE - SLOW RESPONSE HIGH TO LOW BANK 1 SENSOR 1 Description: The aftertreatment system is equipped with two Nox Sensors. The upstream NOx Sensor 1/1 is located at the inlet elbow of the Diesel Exhaust Oxidation (DOC) Catalyst/Diesel Particulate Filter (DPF) and is permanently ...Here’s a breakdown of the p1494 code for better understanding-. P= OBD-II Powertrain trouble code for the engine. 1= A Manufacture specific number. 4= Auxiliary emissions control detected. 94= Specific fault index (In this case, it denotes EVAP leak detection pump pressure switch condition)5 posts · Joined 2020. #1 · Dec 6, 2020. I have a 2016 Cherokee 75th anniversary edition 6 cyl that is throwing a replace rack and pinion DTC code U1504 The steering is normal no new noise or vibration and no leaks obvious from quick inspection. I have been told it could be a sensor for the steering assist that has gone bad, car has 38k miles ...Here are the exact dimensions of the air mattress that can fit your jeep wrangler. Length: 66-inches. Width: 53-inches. Height Inflated: 10-inches. So, here is a length 66-inch suitable for most of the jeep wrangle. The 53-inch width is always perfect for sleeping comfortably.JeepP1594 Jeep DTC P1594 Make: Jeep Code: P1594 Definition: Charging System Voltage Too High Description: Engine started, engine running, and the PCM detected the Charging System voltage was too high even after it tried to lower the generator output by controlling the Field control circuit (Generator Lamp is on)1.Install the brake pedal holding tool. 2.Disconnect and isolate battery negative cable from battery post. 3.Remove the two positive battery cables from the (1,2) from the fuse block on the battery and feed the two cables through the bottom of the Power Distribution Center (PDC) tray. 4.Disconnect the electrical harness connector (4) in the PDC ...Code: U1404. Definition: IMPLAUSIBLE STATIC ENGINE TORQUE SIGNAL RECEIVED. Description: Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects an incorrect CAN ID from the ECM/PCM. Cause: CAN BUS DTCS PRESENT.Jeep. Code: P04D1. Definition: Cooled EGR Temperature Sensor Circuit High. Description: The Exhaust Gas Recirculation (EGR) Temperature Sensor is positioned between the EGR Cooler and EGR Valve. The feedback signal from the sensor is used to monitor the cooling efficiency of the recirculated exhaust gases passing through the EGR Cooler Assembly.U1401 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis. Home JeepU1401 Jeep DTC U1401 Make: Jeep Code: U1401 Definition: Implausible Engine Speed Signal Received Description: Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects an ...Jeep. Code: U120D. Definition: Lost Rolls Mode Signal. Description: Treat this DTC as a MISSING MESSAGE from the BCM when performing the COMMUNICATION DIAGNOSTIC PROCEDURE. Related Service Bulletins: S2008000104.U1402 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis. Home JeepU1402 Jeep DTC U1402 Make: Jeep Code: U1402 Definition: IMPLAUSIBLE ENGINE TEMPERATURE SIGNAL RECEIVED Description: Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects ...Code: U1404. Definition: IMPLAUSIBLE STATIC ENGINE TORQUE SIGNAL RECEIVED. Description: Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects an incorrect CAN ID from the ECM/PCM. Cause: CAN BUS DTCS PRESENT.2020 Jeep Gladiator Rubicon Occupation Retired AMT Apr 14, 2023 #17 My brother-in-law is one of those electrical engineers, now working for Boss snow plow. He has had a few panic attacks over the years. I would say they were stress related, he is wound tight most of the time. Gvsukids Well-Known Member. First Name Justin Joined Mar 7, …Jeep. Code: U1710-87. Definition: Ecc (Electronic Climate Control)-Missing Message. Failure Type: Missing Message. This sub type is used for failures where one (or more) expected message (s) is not received, e.g., periodic transmission where the repetition time is too high, or message not received as a result of unforeseen reset events of the ...Connect all related component harness connectors. Be certain that all connectors are fully seated and the connector locks are fully engaged. With the scan tool, erase DTCs. Test-drive or operate the vehicle in accordance with the when monitored and set conditions. With the scan tool, read DTCs.Diagnostic trouble code (DTC) U1504 seems to be a relatively common occurrence, especially on Jeep Cherokee the Dodge Dart models. Particularly, he refers to an implausible news cable received from the steering angle sensor (SAS), show that it has majority likely lost its calibration. Unfortunately, it's unlikely You'll be able to fix the fault …on its way let me know if you got it. the code you have is listed on this Tsb and is on the second page with the list of all other codes that can be a problem in the future. Ask Your Own Chrysler Question. Chrysler Mechanic: Satisfied Customers: Experience: Verified. Check the F30 fuse in the pcd under the hood.WalletHub selected 2023's best health insurance companies based on user reviews. Compare and find the best health insurance of 2023. WalletHub makes it easy to find the best Insura...2010 jeep JK wrangler automatic thx!!!! Save Share. Like. Sort by Oldest first Oldest first Newest first Most reactions. ronjenx. 5309 posts · Joined 2009 Add to quote; Only show this user #2 · Sep 19, 2013. Was any maintenance done just prior to the codes popping up? I don't think anyone has seen any evidence the dealer can tell if you have …P1D83 - Implausible Engine Oil Temperature Signal Received **(Software has been updated to better address this DTC).** U1504 - Implausible Message Data Length Received From Steering Angle Sensor. U1424 - Implausible Engine Torque Signal Received. P0456 - EVAP System Small Leak. P0335 - Crankshaft Position Sensor Circuit.U1425 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis. Home JeepU1425 Jeep DTC U1425 Make: Jeep Code: U1425 Definition: IMPLAUSIBLE PEDAL POSITION SIGNAL RECEIVED Description: Ignition on with system voltage between 9.0 and 16.0 volts. No PCM/ECM CAN Bus DTCs present. When the TCM receives an implausible throttle pedal ...Chrysler Diagnostic Trouble Codes. A Diagnostic Trouble Code (DTC) indicates that the Powertrain Control Module (PCM) has recognized an abnormal condition in the system. DTC’s are the results of a system or circuit failure, but do not directly identify the failed component or components. 0010-0099.What to Troubleshoot the Fix U1504 Jeep Cherokee DTC Password? Month 6, 2023 March 31, 2023 by Akhter If they have a jeep cherokee, dealing with the diagnostic trouble code is nothing new.Codes are U0415, P1634, U1516-87, U0420. and U0402. Only have two of the invoices, but so far they changed the transmission control module in August and cleared the codes.Impressive lineup of Easter Jeep Safari concepts from Jeep® heading to Moab, Utah, April 1-9Seven one-of-a-kind Jeep concept vehicles take four-wh... AUBURN HILLS, Mich., March 30,...Nov 21, 2019 · CODE U1504 FIX DODGE JEEP CHRYSLER FIATIf you have engine light on and code U1504 on your Dodge, Jeep, Chrysler or Fiat car we will show you what needs to be...How to Troubleshoot and Settle U1504 Denver Cherokee DTC Code? April 6, 2023 March 31, 2023 until Akhter. With you have a jeep cherokee, dealing with aforementioned diagnostic trouble code is nothing new. When the codification is stored, you need to find the root cause used the it is present. ... What Does U1504 Jeep Cherokee Code Medium? ...336 posts · Joined 2023. #1 · Sep 19, 2023. Plenty of Hornet owners (but certainly not all, the percentage is impossible to estimate) have experienced electronic issues ranging from ACC, lights, alarms, EV failures etc. The universal catchall answer from Dodge dealers seems to be “a software update is coming in the 4th quarter”.The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Anti-Lock Brake System (ABS) Control Module causing its integrity to be questioned. U0415 Jeep Code - Invalid Data Received From Anti-Lock Brake System Control Module.2007 Jeep Commander Sport 4.7 V8 Flex OBD Code P0122 Throttle Position Sensor low voltage. Shipwreck2891. Sep 16, 2022. 1. 944. Sep 16, 2022. by rblapham.Learn about what sales enablement is, the benefits of sales enablement, and the best sales enablement platforms. Trusted by business builders worldwide, the HubSpot Blogs are your ...JeepC1504 Jeep DTC C1504 Make: Jeep Code: C1504 Definition: TIRE PRESSURE SENSOR 4 INTERNAL Description: With vehicle speed greater than 24 km/h (15 mph).Chrysler Diagnostic Trouble Codes. A Diagnostic Trouble Code (DTC) indicates that the Powertrain Control Module (PCM) has recognized an abnormal condition in the system. DTC’s are the results of a system or circuit failure, but do not directly identify the failed component or components. 0010-0099.So in this video I had a code U 0121 Along with various Other codes all of them to chaining to the ABS module with the exception of the airbag light that I h...B1504 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis ... Jeep DTC B1504 Make: Jeep Code: B1504 Definition: LEFT STEERING WHEEL CONTROL SWITCH CIRCUIT Description: Continuouslywith the ignition on. The Cluster sensesthat the Left Steering Wheel Control Switch is in the Set positionfor greater than 20 seconds. Phone related ...Now you know the possible reason that can what the code U1504 to occur in your Jeep. So if you can check the causes one by one, undoubtedly, you’ll breathe able to eliminate the code successfully. • P0340 - Camshaft Item Sensor Circuit - Bank 1 Sensor 1. • U1504 - Implausible Message Data Length Receives From Steering Angle Sensor.Diagnostic Trouble Codes (DTCs): • **P0128 - Thermostat Rationality. • P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor 1. • U1504 - Implausible Message Data Length Received From Steering Angle Sensor. • P0335 - Crankshaft Position Sensor Circuit. • P0101 - Mass Air Flow Sensor "A" Circuit Performance.**#videoserviceinformation #blindspoterror #mercedesbenzCustomer was stating the check lane assist warning. Scanned for diagnostic trouble codes and found U150...Some devices are constantly receiving information from other devices through serial data communication network. The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Brake System Control Module causing its integrity to be questioned. U0418 Jeep Code ...Feb 9, 2019 · Jeep TSB 18-022-19. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs: U1504 - Implausible Message Data Length Received From Steering Angle Sensor. P0128 - Thermostat Rationality.Jeep. Code: U113E. Definition: Lost Communication With Intelligent Battery Sensor. Description: The Intelligent Battery Sensor (IBS) is an electrical shunt with a microprocessor that is mounted in-line with the negative Battery Cable. The IBS monitors the current flow and voltage. The IBS also has a built in thermistor that calculates the ...Jan 19, 2023 · Diagnostic trouble code (DTC) U1504 Dodge Dart appears to be quite common, especially for Jeep Cherokee and Dodge Dart models. This particular DTC is a result of an implausible message length received from the steering angle sensor (SAS), which indicates that it has likely lost its calibration.C2020-94 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis ... Home JeepC2020-94 Jeep DTC C2020-94 Make: Jeep Code: C2020-94 Definition: ECU Internal Fault - Unexpected Operation Description: This DTC sets when the DTCM detects an unexpected reset. Cause: POWER SUPPLY FUSE; DRIVETRAIN CONTROL MODULE WIRE HARNESS;Me: MIL light comes on and fault code U1504 sets immediately after reconnecting the battery after being disconnected. It has been happening on 2014 Darts but not on the 2013 Darts. Why might …JeepC1502 Jeep DTC C1502 Make: Jeep Code: C1502 Definition: TIRE PRESSURE SENSOR 2 INTERNAL Description: With vehicle speed greater than 24 km/h (15 mph).B1504 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis ... Jeep DTC B1504 Make: Jeep Code: B1504 Definition: LEFT STEERING WHEEL CONTROL SWITCH CIRCUIT Description: Continuouslywith the ignition on. The Cluster sensesthat the Left Steering Wheel Control Switch is in the Set positionfor greater than 20 seconds. Phone related ...The top 4 reasons a scan tool won’t clear codes: Fault codes are live faults. Incorrect code clear procedure. Scan tool faults. Scan tool won’t communicate. There are a few reasons why fault codes won’t clear, and I’ve listed them in order of how common those reasons are. In this post, you’ll learn how to diagnose why your scan tool ...Chrysler Tech Tip: ETC Light Illuminated Or Diagnostic Trouble Code P2122 And/Or P2127 Set. Some customers may experience an ETC light illumination. Upon further investigation, the technician may find that DTCs P2122 - Accelerator Pedal Position Sensor 1 Circuit Low and/or P2127 - Accelerator Pedal Position Sensor 2 Circuit Low have been set.Jeep DTC P152F. The hood ajar status is monitored using two switches for the Electronic Stop/Start (ESS) equipped vehicles. Hood Ajar Switch 1 is integrated into the Hood Latch and is hard wired to the Body Control Module (BCM). The signal is sent to the Powertrain Control Module (PCM) over the CAN Bus. Hood Ajar Switch 2 is hard wired to the PCM.If you own a Jeep, it’s crucial to stay informed about any potential recalls that may affect your vehicle’s safety and performance. One of the most effective ways to do this is by ...dtc description c0020-01 abs pump motor control - general electrical failure c0020-16 abs pump motor control - circuit voltage below threshold c0020-35 abs pump motor control - signal high time>maximum c0021-02 brake booster - general signal failure c0031-1d left front wheel speed sensor - circuit current out of range c0031-2f left front wheel speed sensor - …1. Fix Your Jeep's Oxygen Sensor. The oxygen sensor, especially the upstream oxygen sensor, is the major reason for the appearance of a P1128 code. This sensor measures the oxygen level in your engine's emissions. It then sends the signal to the PCM, which in turn adjusts the duration of the fuel injectors being open.HomeJeep Jeep Select Your Jeep's Diagnostic Trouble Code Body Codes. B0099; B0119Double failure monitoring to determine unique failure situations that could require unique limp-in functionality. The Diagnostic Trouble Code (DTC) sets when the failure is detected if the output speed gradient is less than a threshold for a calibrated amount of time. U1412 Jeep Code - Implausible Vehicle Speed Signal Received.Your Jeep will display the P1391 Code if the pins or wheel are damaged because the signal pattern will be disturbed. Read Also: How to Troubleshoot & Fix U1504 Jeep Cherokee Code? How to Troubleshoot & Fix P1391 Jeep Code? As you are already aware, your Jeep's P1391 code is primarily caused by CMP and CKP sensor issues.Tech Notes. This is typically an electrical wiring connection issue at one of the controllers being monitored by the manufacturer. It can occur if: Someone changes a battery while the ignition switch is left on, that is, left in the RUN position. Someone flashes/upgrades their engine controller - other modules unable to communicate with PCM ...HomeRAM RAM Select Your RAM's Diagnostic Trouble Code Body Codes. B105C; B105D; B10B2The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Anti-Lock Brake System (ABS) Control Module causing its integrity to be questioned. ... U0415 Jeep Invalid Data Received From Anti-Lock Brake System Control Module;First Name Bill Joined Oct 12, 2019 Threads 182 Messages 30,132 Reaction score 35,939 Location Runnells, Iowa Vehicle(s) '22 JTO, '23 JLU, '82 SX4, '73 P. Cardin JavelinAlex S. December 15, 2020. If Your Dodge Dart is having any mechanical problems then the ECU will store the code and turn on a check engine light on the dash. You will need to use an OBD II scan tool in order to read the codes. If You happen to get a code U1504 that means that You have a problem with the steering angle sensor.How to Troubleshoot and Fix U1504 Jeep Cherokee DTC Code? Similar Posts. Blog | Uncategorized. ... By Risa Chy February 11, 2024 February 15, 2024. When the DTC code P06dd is detected on your Jeep Wrangler, it mainly refers to an engine oil pressure sensor issue. The problem affects the oil pump to some extent in the longer run. No need to be ...Jeep. Code: C221B-64. Definition: Eldfailsts Signal Not Valid From Brake7 Message - Signal Plausibility Failure. Description: Due to the nature of DTCs C2502-64 and C221B-64 setting criteria, these DTC's may set to Active erroneously in the DTCM during a diagnostic session on the Renegade and 500x vehicles. If you encounter both C2502-64 and ...Chrysler Tech Tip: ETC Light Illuminated Or Diagnostic Trouble Code P2122 And/Or P2127 Set. Some customers may experience an ETC light illumination. Upon further investigation, the technician may find that DTCs P2122 - Accelerator Pedal Position Sensor 1 Circuit Low and/or P2127 - Accelerator Pedal Position Sensor 2 Circuit Low have been set.B2254 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis. Home JeepB2254 Jeep DTC B2254 Make: Jeep Code: B2254 Definition: Column Lock Module Internal Description: If the Radio Frequency Hub (RF HUB) does not receive the correct response message back from the Steering Column Lock Module (ELV/ESCL).Jeep DTC U0594 Make: Jeep Code: U0594 Definition: Implausible Data Received From Hcp Description: This DTC indicates that the Hybrid Control Processor (HCP) is not sending a valid message over the Controller Area Network (CAN) bus. Therefore, the HCP is considered to be the "offending module". The "offending module" will be referred to ...U1431 Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis ... Jeep DTC U1431 Make: Jeep Code: U1431 Definition: IMPLAUSIBLE ACC TORQUE MESSAGE RECEIVED Description: The Powertrain Control Module (PCM) either doesn't receive a bus message or receives an implausible bus message from the Adaptive Cruise Control (ACC) Module. Cause:Chrysler Diagnostic Trouble Codes. A Diagnostic Trouble Code (DTC) indicates that the Powertrain Control Module (PCM) has recognized an abnormal condition in the system. DTC’s are the results of a system or circuit failure, but do not directly identify the failed component or components. 0010-0099.Code: U1404. Definition: IMPLAUSIBLE STATIC ENGINE TORQUE SIGNAL RECEIVED. Description: Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects an incorrect CAN ID from the ECM/PCM. Cause: CAN BUS DTCS PRESENT.Jeep DTC U0170 Make: Jeep Code: U0170 Definition: LOST COMMUNICATION W/UP-FRONT LEFT SATELLITE ACCELERATION SENSOR Description: The Occupant Restraint Controller (ORC) continuously communicates with the Front Left Impact Sensor over the sensor signal circuit. The sensor communication and on board diagnostics are powered by the ORC signal.2010 jeep JK wrangler automatic thx!!!! Save Share. Like. Sort by Oldest first Oldest first Newest first Most reactions. ronjenx. 5309 posts · Joined 2009 Add to quote; Only show this user #2 · Sep 19, 2013. Was any maintenance done just prior to the codes popping up? I don't think anyone has seen any evidence the dealer can tell if you have …The scent may U1504 Jeep Icon signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such U1504, so if the inside of your car U1504 DTC For Jeep Icon as if you were standing behind your car, get out and get it fixed.This article specifically covers Jeep trails, truck trails, OHV trails, and all other 4x4 off road trails in Florida (FL). As of writing this (Aug 2019) there are 30 off-road …The automobile fault code U1110 indicates a problem with the Controller Area Network (CAN) Communication System or the Clearance Warning ECU. Symptoms may include warning lights on the dashboard and issues with the vehicle’s clearance warning system. The cause could be a faulty CAN system, ECU, or poor electrical connections.Auto question for., I bought another 2016 Jeep Cherokee as a builder. This one was a mess, but I am making good - Answered by a verified Jeep Mechanic ... Hi Doug, I started out with p0032, p0052, p0023, and u1504. I found a severed wire for the p0023 and now that code is gone. I saw that an O2 sensor was damaged and now the p0052 is gone. I ...If you own a Jeep or are planning to buy one, it’s important to be aware of any potential recalls that may affect your vehicle. Recalls are issued by manufacturers when they discov...The first thing to do is to replace the gas cap. In the Jeep Wrangler, most complaints for the P0456 code are because of loose or broken gas caps. Over time, the gas cap seal cracks and cannot be perfectly seated in the filler neck. As a result, fuel vapors leak into the atmosphere, which triggers the trouble code in your Jeep Wrangler.The poorest households in the UK would have to spend 42% of their disposable income on food to eat healthfully. According to the British government’s official guidelines for a heal...Jeep. Code: B11C5-11. Definition: Front-Mode-Door-2-Control-Circuit-Short-To-Ground. Description: The HVAC mode and temperature doors are operated with 5-wire actuators. Each actuator has two control circuits that carry a 12 volt Pulse Width Modulated (PWM) signal from the HVAC module when the doors are commanded to move in either direction.Jeep. Code: P152C. Definition: Engine Hood Switch 2 Circuit Range/Performance. Description: The hood ajar status is monitored using two switches for the Electronic Stop/Start (ESS) equipped vehicles. Hood Ajar Switch 1 is integrated into the Hood Latch and is hard wired to the Body Control Module (BCM). The signal is sent to the Powertrain ...U1701-8F Jeep Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis. Home JeepU1701-8F Jeep DTC U1701-8F Make: Jeep Code: U1701-8F Definition: ECM (Engine Control Module)-Erratic Failure Type: Erratic This sub type is used for failures where the signal, reported via serial data, is momentarily implausible or discontinuous.According to my code reader it shows the code: U1504 - Implausible message data length received from steering angle sensor. Has anyone seen this code? …. Diagnostic fault code (DTC) U1504 sounds to be an relativity ordinaMar 31, 2023 · With you have a jeep cherokee, dealing w u1504-"implausible message data length recieved from steering angle sensor" One more issue, my guess its from the parking brake being engaged for a week. brakes are grinding and pulsing. sounds like metal on metal with heavy rotor warp. my guess is from the parking brake being engaged for a week. alright rant over, any help would be great.Jan 25, 2016 · The message 4WD System Temporary Unavailable was gone, but the CEL was still on. I have a code reader and went to check what code it would show. According to my code reader it shows the code: U1504 - Implausible message data length received from steering angle sensor. Has anyone seen this code? Does it need to go to the dealer? The first thing to do is to replace the gas cap. In the J Step 1: Connect the Scanner. Firstly, you must locate the OBD scanner port in your Jeep model. Then, connect your OBD scanner after turning the ignition. Step 2: Press Enter on the Scanner. You will now need to press the enter button on the scanner, which will build the connection. Step 3: Identify the codes.JeepB1002-02 Jeep DTC B1002-02 Make: Jeep Code: B1002-02 Definition: Immobilizer Coil - General Signal Failure Description: When the Body Control Module (BCM) senses the Immobilizer Coil pins or the wiring are shorted to ground. U0420 Jeep Diagnostic Trouble Code (DTC) ...

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