Depending upon the vehicle, the most likely cause for the P0321 to set is poor connections/updated ignition parts. This is why a TSB search on your vehicle cannot be stressed enough. If you have a scan tool, clear the diagnostic trouble codes from memory, and see if P0321 returns. If it does not, then the connections were most likely your problem.

2019年4月16日 · Check for damaged components and look for broken, bent, pushed out, or corroded connector pins. The P0321 code is triggered when the Engine Control Module (ECM) detects the signal is out of range. Need more information about the P0321 Volkswagen code? Need more information on how to fix the P0321 Volkswagen code?

2020年8月11日 · Car: 04 1.8T Passat Wagon Automatic Error Code: P0321 Issue: Car ran fine then one day decided to die while driving and wont run/turn-on again. Car cranks and sometimes turns on for a few seconds then just dies. Stuff I Have Done: -Gone over/Read the link that everyone seems to share for this issue (16705/P0321/000801 - Ross-Tech Wiki).

2004年3月29日 · You're exactly right... the Crankshaft Position (CKP) sensor is not sending out a clear signal to the ECU. You'll want to either pull the sensor and gently clean or replace with a donor sensor. Why donor? So if that's particually the exact problem, you're only down a few bucks... See where that gets you and report back if other details arise.

When found in a VW Golf/Jetta (1J/9M) or Audi A3 (8L) with 1.9l TDI-PD (AXR), check TPI 2007067 which explains issues with electro magnetic interference. A modification to the wiring will fix this problem, extensive details can be found in the named TPI.

2025年2月3日 · What does the P0321 code mean? The P0321 code signifies a problem with the ignition or distributor engine speed input circuit. Essentially, it indicates that the Engine Control Module (ECM) is not receiving accurate signals regarding the engine’s RPM. This can affect your vehicle’s performance and efficiency.

2025年2月9日 · The P0321 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the Ignition/Distributor Engine Speed Input Circuit Range/Performance. This code is commonly associated with the crankshaft position sensor (CKP) and camshaft position sensor (CMP), which provide critical data to the Powertrain Control Module (PCM) regarding ...

2019年4月16日 · - The code P0321 is usually triggered by issues with the ignition/distributor engine speed input circuit, such as a faulty crankshaft position sensor, damaged wiring, or a defective ignition/distributor system.

What does this mean? OBD2 Code P0321 Volkswagen definition: The ignition engine speed sensor input signal to Powertrain Control Module (PCM) or Engine Control Module (ECM) is continuously monitored. The test fails when the signal indicates that 2 successive erratic profile ignition pickup (PIP) pulses occurred.

2019年4月16日 · Repair Information for P0321 Volkswagen code. Learn what Ignition Engine Speed Input Circuit Range/Performance means, location and how to repair?