C123C C123C–DYNAMICS SENSOR MOUNTING/INSTALLATION PERFORMANCE. When Monitored: With vehicle speed above 11 km/h (7 mph), but not if the sensor signal is invalid. Or, during skidding. Or, when driving in reverse. Set Condition: If the Anti-Lock Brakes Module detects implausible Dynamics Sensor values. Possible …The ABS Module sets the OBDII code when the Left Rear Wheel Speed Sensor (WSS) Signal reading is different from the readings received from the other WSS's at a vehicle speed above 40 km/h (25 mph). The Anti-Lock Brake Module compares WSS readings from side-to-side on an axle and front-to-rear. C102A Jeep Code - Left Rear Wheel Speed Comparative ...Code: C121C. Definition: Torque Request Signal Denied. Description: Powertrain Control Module (PCM) informed the Anti-lock Brake System (ABS) Module that it will not allow the engine torque reduction requests.Engine is above 360 rpm. Cause: EXCESSIVE LOAD ON ENGINE. ANTI-LOCK BRAKE SYSTEM (ABS) MODULE.When the Anti-Lock Brake Module indicates if engine management relevant for Automatic Yaw Control/Traction Control System control can be accomplished.Learn how to diagnose and fix the C121C code in a Jeep, which indicates a faulty ABS module or related issues. The code can affect the engine immobilizer system, the brake performance, and the stability control systems.Assuming you have C121C "torque request denied" that is a request from the ABS module to he ECM to determine if conditions exist to allow torque reduction for ESP. Chrysler is heavily dependant on torque management for transmission and traction control. The Pentstar has two cam sensors, each one contains two sensors.C121c torque request signal deniedJeep cherokee code p1e09 engine light on fix Jeepwrangleroutpost.com-jeep-fun-c-22 - jeep wrangler outpostP0108 and c121c code. Jeepwrangleroutpost jeep funUsed jeep wrangler for sale under $12 000 near me Etc and c121c abs dtcsIt's about our 2002 jeep wrangler, code p301 keeps coming.Still throwing the same codes, primarily p2173 and c121c . ... Fooling around one night with the jeep running I pulled the vacuum line off of the pcv valve and immediately prompted it to throw a p2173 and go into limp. That got me thinking that the issue could be air leaking into the engine and being sucked into the intake manifold via the pcv valve …Puede haber varias causas para la aparición de un código DTC C121C Jeep en un coche. Algunas causas pueden incluir: Módulo del Sistema de Frenos Antibloqueo (ABS) defectuoso: El módulo del ABS puede presentar fallas que generen el código C121C en un Jeep. Módulo de Control del Tren de Potencia (PCM) defectuoso: El módulo PCM …C121C-TORQUE REQUEST SIGNAL DENIED . C121D-BRAKE PRESSURE SENSOR CIRCUIT. C121E-BRAKE PRESSURE SENSOR COMPARATIVE PERFORMANCE . ... Email jeep [at] maincomputer [dot] com - BOARD MESSAGING IS BROKEN Over 125 CRDs currently driving with my timing belt, rockers, or ARP Studs. Bad noises = REALLY bad things.All the lights came on. A mobile service guy stopped and used his code reader which gave me the pcm ecm code U0401. The alternator wasn't charging so I got an aftermarket alternator and had the shop replace it. The battery light came on again so I installed a new battery. battery light still coming on so took back to autozone and same code ...The car stalls intermittently displays codes P2172 [PCM] and C121C [ABS] U0100 [TCM] P2638 [TCM] The TCM has been replaced, the shift module has been replaced the MAPP sensor has been replaced and the car... Computer. Oct 02, 2009 •.C121c Jeep Wrangler. Quadratec fca strong 2015 jeep wrangler c121c.jpg – bitmap, image – diagnostic network. 06 Sep 2023. Jeep wrangler jk diagnostic codes and how to check them Jeep cherokee code p0562 p0563 engine light on P0344, p2638, c121c fix! (story in comments) : r/jeeptechnical. P0455 Jeep Grand Cherokee Code Fix - …P0202 is a very common OBD2 trouble code. It indicates that cylinder 2 in the firing order has a fuel injector malfunction. It's generic code, which means that it means the same thing for the Jeep Wrangler as it would for any other vehicle. When the PCM sees voltage at cylinder 2 that is out of the normal operating range, it'll trigger this ...U1401 Code. Hello! 2015 Patriot owner here. Recently while driving, the car randomly loses all power. While driving highway speeds the check engine light came on and the mph and tach go to zero. The car completely loses mechanical power but the radio and stuff stays on. If I take off the negative terminal for a few mins and reconnect it, it ...May 17, 2018 · This is extremely helpful. I have been having the same issue with my 2015 Jeep Patriot. Random RPM lose engine still running, no codes and it lasts for like 3 seconds. Took it to a Chrystler/Jeep dealership and they pulled the C121C Torque Request Signal Denied code as well but they said that the code was to basic to really say what the issue was.The car stalls intermittently displays codes P2172 [PCM] and C121C [ABS] U0100 [TCM] P2638 [TCM] The TCM has been replaced, the shift module has been replaced the MAPP sensor has been replaced and the car... Computer. Oct 02, 2009 •.Ok - I bought a used 2011 Jeep Grand Cherokee Overland with 90,000 miles on it and after first week I'm having problems. It's stalling out and throwing a PO339 code and the sensors have been replaced three times. First time was with generic cam and crankshaft sensor parts. 2nd and Third time is with Mopar at the Chrysler dealership.A technician from a Jeep dealership gave me some information, and I’ve checked everything, which seems to be functioning correctly. The C121C code suggests replacing the ECU, but that feels like guessing. The P0344 code indicates replacing the passenger side cam sensor. I’m also getting a torque denial code, causing the Jeep to go into limp ...Try this: Start Jeep with wheel centered. Turn all the left- pause , then all the way right -pause, then back to center. Turn Jeep off. 2014 Rubicon, Mopar 2" lift w/Fox shox, RE Geo brackets, Teraflex monster front track bar, 315-70-17 BFG KO2's on 17x8.5 Level 8 Punch wheels. RBZ and PRS+, Bestop High Rock rack, High Access front bumper, CORE ...Meaning. A C2100 code is a manufacturer specific diagnostic trouble code that relates to Chrysler, Dodge, Jeep makes and vehicles and is problem of the chassis electrical system when the circuit voltage is below the threshold. The C2100 OBDII fault code is set when the ABS – ECU power supply voltage drops below 9.7 ± 0.3 V during driving.I have a p0019 code and c121c code on my jeep wrangler I have changed what I believe is bank 2 cam shaft sensor the connector crankshaft sensor bank2 exhaust vvt solenoid the whole wiring harness and pcm, I still cannot find the issue to fix. Answered in 5 minutes by: Jeep Mechanic: MoparCertified. MoparCertified, Technician.Learn what C121C code Jeep means and how to fix it. The code indicates a torque request signal denial from the ABS module due to faulty connections, ABS module or PCM. See moreP0390 & c121c. Started my 2012 JKU up and headed out yesterday. As I pulled out of the neighborhood, the traction control light came on and stayed on, and the engine was cutting power. I let up off the throttle and engine power returned, but felt hesitant, and the traction control and CEL stayed on. Pulled into a parking lot, shut it off and ...Try this: Start Jeep with wheel centered. Turn all the left- pause , then all the way right -pause, then back to center. Turn Jeep off. 2014 Rubicon, Mopar 2" lift w/Fox shox, RE Geo brackets, Teraflex monster front track bar, 315-70-17 BFG KO2's on 17x8.5 Level 8 Punch wheels. RBZ and PRS+, Bestop High Rock rack, High Access front …Method 2: Here also remove a small amount of oil from the engine and add non-solvent flush additive chemicals into the system. Now idle your jeep for 5 to 10 minutes without driving. This will allow the sludge to suspend into the filter. Change the engine oil with a new filter. Method 3:Feb 1, 2022 · P0108 and C121C Code. I have a 2012 Jeep Wrangler 3.6 V6 That i have purchased recently. Car started miss firing and i did a scan for codes and checked miss fire counter and no 1 injector wiring was culprit. Fixed the wiring by removing connector and soldering on a piece of extension wire and fixed the problem.Jeep commander 2009 with code abs c121c. has to do with abs braking system Read full answer. Sep 13, 2018 • Jeep Cars & Trucks. 0 helpful. 1 answer. 2011 dodge charger v8 with p0344, p2066, p2638, b16b315, b164615, c121c codes all set at the same time and goes into limp in mode.Description. The Anti-Lock Brake System (ABS) Module monitors the Yaw Control/Traction Control System. The ABS Module sets the OBDII code if engine management relevant for Automatic Yaw Control/Traction Control System control can be accomplished. C121C Chrysler Code - Torque Request Signal Denied.DTC codes - P0369 & C121C. 2012 JKU Sahara 3.5" lift with 35 inch tires. I'm getting these two codes after my ESC dash light comes on. I've had the ESC light problem for a while and have just ignored it because it resets after a restart but now with these codes the check engine light never goes off.The above statement isn't exactly on the money. The c121c code simply means that you have already communicated with the ABS module and it has determined that something from the powertrain will inhibit the proper activity of the Traction control system. Traction control includes the control of electronic throttle to lower rpm when necessary.1800219 REV. 2. U145D00 Implausible Data Received From TCM On DPT. U146500 Implausible Driver Shift Request Signal Received. U140000 Implausible TPS Signal Received. P1D73 AGS Performance (Active Grill Shutter). P0171 Fuel System 1/1 Lean. P0174 Fuel System 2/1 Lean. The following DTCs have been changed from a one trip fault to a two trip fault ...Code C121C - YouTube. Dtc jeep c2200-04 short explanation Abs control module fault c2200 Jeep c2200. C2200 anti-lock brake module internal. Jeep wrangler abs module code jkC2200 jeep 07-18 jk jeep wrangler abs module how to replace. code c121cAbs module c2200 jeep control fault ausjeepoffroad unit..Jan 26, 2021 · Consider to support my channel and all the hard work put into it at http://www.patreon.com/LMAutoRepairsThank youHiThis Jeep came to me with with the ESP and...Thanks for watching Making It Work! Please remember to subscribe, click like and tap the bell to get notifications for new uploads!Please share if you know s...Jeep cherokee liberty kj codigo p0108 y p1296 falla en sensor map seP0108 jeep wrangler lil solder lets so add Jeep liberty 2010 perdida de potencia en motor (dtc p0108 map circuitОшибка p0108 — jeep grand cherokee (wj), 4,7 л., 1999 года. Introducir 83+ imagen c121c code jeep wrangler - Thptnganamst.edu.vn. Check DetailsJeep p0455 cherokee grand codeP0344 comments fix story Jeepwrangleroutpost.com-jeep-fun-c-22 - jeep wrangler outpost07-18 jk jeep wrangler abs module how to replace. code c121c. Jeep wrangler abs module code jkJeepwrangleroutpost jeep fun 2006-07-jeep-event-114.jpgJk did today jeep.P2638 code definition. If the Powertrain Control Module (PCM) stores a P2638 trouble code, it indicates that a signal malfunction has been detected in the PCM or one of the other support modules, dealing specifically with the torque management feedback. Related trouble codes include a P2639, P2640, P2641, P2642, P2643, or P2644 code.The C121C code indicates a problem with the Anti-Lock Brake System (ABS) Module or the Powertrain Control Module (PCM) of your Jeep. Learn the possible causes, symptoms, and how to fix the code with factory service manuals and repair shops.Labor: 1.0. To diagnose the U1424 Jeep code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Jeep in limp mode. P0390, P0345, P2638, C121C. Camshaft bank. Jeep in limp mode. P0390, P0345, P2638, C121C. Camshaft bank 2 was replaced approximately 9 months ago when I had a similar issue, it was replaced with a Duralast sensor from autozone.The Jeep Grand Cherokee is one of the most iconic vehicles on the road today. For decades, it has been a symbol of adventure and freedom, and now it’s getting an all-new makeover f...In becoming a parent, one life adjustment I still haven’t quite accepted is with my food. Sometimes, my husband will text me “What do you want for dinner tonight?” And I’ll think r...The only reason the C121C code is present is because of the P0365. The C121c code is not diagnosed and will automatically go away when the P0365 problem is correct, so essentially you only have one code to diagnose. There r 2 cam sensors on this engine and this particular code refers to the one on the intake cam side of the head.HomeJeep Jeep Select Your Jeep's Diagnostic Trouble Code Body Codes. B0099; B0119Learn what the C121C Jeep code means and how to fix it. The code indicates a problem with the Anti-Lock Brake System (ABS) Module or the Powertrain Control Module (PCM).Diagnose code C123C-Dynamics sensor mounting/installation performance. Step 1. Verify DTC is active. Note : If present, diagnose and repair DTC C2114-Dynamics sensor supply voltage low or DTC C2115-Dynamics sensor supply voltage high before diagnosing this DTC. Turn the ignition on, with the scan tool, read and …May 17, 2018 · This is extremely helpful. I have been having the same issue with my 2015 Jeep Patriot. Random RPM lose engine still running, no codes and it lasts for like 3 seconds. Took it to a Chrystler/Jeep dealership and they pulled the C121C Torque Request Signal Denied code as well but they said that the code was to basic to really say what the issue was.The contact owns a 2016 Jeep Wrangler. The contact stated that after the vehicle was started in the morning and was reversed out of the driveway, the vehicle stalled. The contact stated the failure recurred after driving and coming to a complete stop.The code P2638 indicates that a signal malfunction has been detected in the PCM or one of the other support modules, dealing specifically with the torque management feedback. So I would start here with the code C121C. There are some testing steps that you can perform to determine the cause.I have a 2012 Jeep Grand Cherokee that keeps throwing Codes P0340 Camshaft Position Sensor Circuit B1S1 and C121C-00 Torque Request Signal Denied. They replaced the cam position sensor and pigtail and …Diagnose C121C Code. Step 1. Check for a DTC C121C-Torque request signal denied. This DTC must be active for the results of this test to be valid and this DTC may set while driving under severe load conditions. Turn the ignition on, with the scan tool, read DTC. Read and record Environmental Data to help identify the conditions in which the DTC ...Jeep Patriot 2010 2.4 litros 80000 kms. Pierde fuerza Tablero Cuerpo de aceleración Inestabilidad. La camioneta indica en el tablero la falla en el cuerpo de aceleración (rayito rojo) se siente una aceleración inestable y poca fuerza en el motor. Apagando el motor desaparece el testigo y la aceleración inestable, kilometros adelante se ...I am getting a P0344 and a C121C code on my 2007 Jeep Wrangler. The engine light is coming on for the P0344 code and the traction control light is intermittently coming on. When the traction control light comes on the transmission will not shift to 5th gear. I have replaced my spark plug wires, spark plugs, and the camshaft sensor.C121C-09 CRYSLER, DODGE JOURNEY/CHARGER, JEEP PATRIOT/COMPAS Torque Request Signal Denied December 04, 2017 Add Comment C121C code - When the Powertrain Control Module indicates, for an extended period of time, that engine management relevant for automatic yaw control/traction control system control can not be accomplished.I was getting C121C (Torque Request Denied) and P0300 (Random Misfire). Even though it was random I started by replacing the easy stuff first like plugs and wires. When that didn't work I started replacing components and sensors, including the coil pack, camshaft position, crankshaft position, MAP, and probably another 1-2 that I don't remember.Code C121C. Bo Builds. 63K subscribers. Subscribed. 481. 76K views 5 years ago. Get Your ABS Module Here! https://amzn.to/2U7cwCP ...more. Get Your …I can't say for sure, but it might be worth taking to an independent Jeep mechanic. Reactions: Daddyo2373. Reply. Jashanmaan5077 New Member. Joined Nov 26, 2020 Messages 9 Location Canada. Nov 26, 2020 #8 I have the same issue. Was driving down the highway at 105kms. All of sudden both speed and rpm meters fell down and there was a beep sound ...Q: 2014 jeep patriot reading code u 0401. Jeep wont accelerate when given gas. Traction control light blinks and lightning bolt light. Jeep shakes bad. Then will not accelerate when given gas. It sputters worst. The reaction control light and lightning bolt blinks and engine light comes on. U0401 code comes up 3 times in test.C121C & C123C Help Needed. So this has been continuously happening for several months now, which sucks, but has really given me the oppurtunity to get a bit more spacific with the issue. While actively driving down the road, my 2012 JKU Rubicon will "buck" out of the blue. After connecting my reader and running my "OBD JScan" app, I found that ...ABS and Traction Control Light On Jeep Wrangler~~EASY FIX~~TUTORIAL. in this video i will show you how to fix your ABS and traction control light on your jee...C123C C123C–DYNAMICS SENSOR MOUNTING/INSTALLATION PERFORMANCE. When Monitored: With vehicle speed above 11 km/h (7 mph), but not if the sensor signal is invalid. Or, during skidding. Or, when driving in reverse. Set Condition: If the Anti-Lock Brakes Module detects implausible Dynamics Sensor values. Possible …Learn what C121C code Jeep means and how to fix it. The code indicates a torque request signal denial from the ABS module due to faulty connections, ABS module or PCM.2016 Patriot U0401 ECT Lamp. 2016 Jeep Patriot, 2.4 liter 4 cylinder, 6 speed automatic transmission. 70,000+ miles odometer. I started having driveability issues ( bucking, jerking, weak acceleration) after having completed a cooling system flush. I had thought that I might have allowed water to enter an electrical connector and caused this issue.Jeepwrangleroutpost.com-jeep-fun-c-22 - jeep wrangler outpostIntroducir 83+ imagen c121c code jeep wrangler 2006-07-jeep-event-108.jpgJeepwrangleroutpost wrangler. Introducir 83+ imagen c121c code jeep wranglerIntroducir 72+ imagen c121c jeep wrangler code Pin de fred beall em cj2aP0108 and c121c code. Check Details. Jeep cj10Getting too c121c u0401 on a 2013 jeep JK. 6MT. Goes to limp mode at random, otherwise everything works fine. You think there is a short / frayed cable somewhere? if so, any idea where?U1401 Code. Hello! 2015 Patriot owner here. Recently while driving, the car randomly loses all power. While driving highway speeds the check engine light came on and the mph and tach go to zero. The car completely loses mechanical power but the radio and stuff stays on. If I take off the negative terminal for a few mins and reconnect it, it ...An alternate was replaced around December New tire last weekend. Jeep Mechanic: Mark. Ok, so the C121C is only there because of the other code. The other code is typically caused by an engine vacuum leak but can sometimes be caused by a faulty throttle body. Ask Your Own Jeep Question.C121C-TORQUE REQUEST SIGNAL DENIED. For a complete wiring diagram Refer to Section 8W. When Monitored: With the engine running. Set Condition: When the Powertrain Control Module indicates, for an extended period of time, that engine management relevant for Automatic Yaw Control/Traction Control System control can not be accomplished.Jeep in limp mode. P0390, P0345, P2638, C121C. Camshaft bank 2 was replaced approximately 9 months ago when I had a similar issue, it was replaced with a Duralast sensor from autozone.P2173 Jeep Code - High Air Flow/Vacuum Leak Detected Slow Accumulation, for this code, please start with checking the intake leak, if none found then replace the MAF sensor on the throttle body! C121C Jeep Code - Torque Request Signal Denied, for this please change the ABS module! THese both are the culprit of the issue you're facing!Jeep Mechanic: Bart. Okay got it. Well they may not have been able to do a "full scan" of all the modules. My suspicion is you have a bad steering angle sensor, but that is usually accompanied by other codes. You can verify that by monitoring the steering angle sensor DATA using a scan tool. Okay got it.Administrative divisions until 2020. Raions of Luhansk Oblast until 2020. The city of Luhansk is shown in dark blue. Until 2020, Luhansk Oblast was subdivided into 32 …To use remote start on a Jeep Cherokee, press and release the remote start button on the transmitter two times within five seconds. The vehicle’s doors lock, the parking lights fla...Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. 1 (855) 347-2779 · [email protected]. Read FAQ. GET A QUOTE. P0369 code definition The P0369 code is a notification that the camshaft sent an outgoing signal from position sensor "B" from bank one that was missed at some ...C121C-Torque request signal denied . ... C2116 JEEP, DODGE, CHRYSLER ABS Pump Supply Low Voltage. U0151-Lost Communication with Occupant Restraint Controller (ORC) C121C-00 DODGE, CHRYSLER, DODGE CHARGER Torque Request Signal Denied. B1B06 Driver Airbag squib 2 circuit open . About;The park, along with Peak Wilderness Protected Area and Knuckles Conservation Forest, make a World Heritage Site called The Central Highlands of Sri Lanka. To see the end of the wo...IODIN have the item C121C popping up, Which is the cause of my traction easy being on. To let it be known I having a 2012 Dodge Charger with 22 inch rims.. my tired sizes are 265/35/22 but I have one... That told, determines to C121C Suv code will let your Jeep move is a matter of concern.DTCs P0344, C121C and ESP light P0390 & c121c - Jeep Wrangler Forum A quick search found 2. Correlation does not equal causation. It could be a common ground, weak battery or connection, harness connector, abs, crank sensor (or was it cam sensor?) One guy replaced his sparkplugs and wires which fixed it. Good luck. Let us know what it was.Jun 4, 2019 · Turn Jeep off. 2014 Rubicon, Mopar 2" lift w/Fox shox, RE Geo brackets, Teraflex monster front track bar, 315-70-17 BFG KO2's on 17x8.5 Level 8 Punch wheels. RBZ and PRS+, Bestop High Rock rack, High Access front bumper, CORE doors and a Trektop pro, Smittybilt Gen2 comp winch, Cobra 75WX.P0455 jeep grand cherokee code fixJeep wrangler abs module code jk Jeepwrangleroutpost jeep fun2006-07-jeep-event-114.jpg. Jeepwrangleroutpost.com-jeep-fun-c-22 – jeep wrangler outpostP0344, p2638, c121c fix! (story in comments) : r/jeeptechnical 07-18 jk jeep wrangler abs module how to replace. code c121cQuadratec …C121C - Torque request signal denied (ABS) P2101 - Throttle actuator control motor circuit range / performance ... My 2008 Jeep Patriot had the Throttle control motor go out too. I was nearly t boned by a semi truck when I suddenly could not accelerate. I am number 483 on the back order list to get one.The energy efficiency of any home is dictated by a whole host of factors both inside and out. source: unsplash.com From the type and quality of the Expert Advice On Improving Your...23391 posts · Joined 2005. #7 · Mar 11, 2006. C121A-STEERING ANGLE SENSOR NOT INITIALIZED. Set Condition: When the Anti-Lock Brake Module detects a low voltage at the Steering Angle Sensor or Steering Angle Sensor failure. Possible Causes. TERMINAL/CONNECTOR/WIRING HARNESS DAMAGE. (A913) FUSED B (+) CIRCUIT OPEN.C121C-Torque request signal denied . ... C2116 JEEP, DODGE, CHRYSLER ABS Pump Supply Low Voltage. U0151-Lost Communication with Occupant Restraint Controller (ORC) C121C-00 DODGE, CHRYSLER, DODGE CHARGER Torque Request Signal Denied. B1B06 Driver Airbag squib 2 circuit open . About;Jeep Platform Discussion. WK- Grand Cherokee (2005-2010) Help with codes. Jump to Latest Follow 1, 62 posts · Joined 2016. #7 · Aug 4, 2019. So a quick update, I just hit 112k and in addi, ALL WHEEL DRIVE (AWD) CONTROL MODULE. IF THERE ARE OTHER DTC'S, THEN IT GIVES DIAGNOSTIC PROCEDURES , The automobile fault code U1417 can be caused by a faulty vehicle speed sensor. It, ALL WHEEL DRIVE (AWD) CONTROL MODULE. IF THERE ARE OTHER DTC'S, THEN IT GIVES DIAGNOSTIC PROC, Washington. Sep 28, 2019. #1. I have a 2011 JKU that when the weather is cooler out it , ALL WHEEL DRIVE (AWD) CONTROL MODULE. IF THERE ARE OTHER , P0344, P2638, C121C FIX! (Story in Comments) This i, Labor: 1.0. To diagnose the C121C Dodge code, it typica, P1607 Jeep Code - Powertrain Control Module Internal Shutdown Timer Sl, I have a p0019 code and c121c code on my jeep wrangler I have chang, Jun 4, 2019 · Turn Jeep off. 2014 Rubicon, Mopar 2" lift w/Fox , Was able to get some diagnostic from a shop but they said to , Code C121A Steering Angle Sensor not Initialized Dodge Chrysl, C121C-09 CRYSLER, DODGE JOURNEY/CHARGER, JEEP PATRIOT/COMPAS , This is extremely helpful. I have been having the same , Got two at same time C121C & P 0369. I haven't tr, Everything says when seeing P0016 and the C121c at the.