Audi A3:  Bad ECM → Symptoms + Diagnosis

Your Audi A3’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your A3 can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more

Audi A3 P0354:  Coil Pack “D” Malfunctioning – Diagnosis

P0354 is a generic OBD2 code that indicates that ignition coil “D” has an issue with the primary or secondary wiring circuits.  If your Audi A3 has thrown this code, it may be accompanied by P0304.  P0354 is a relatively straightforward diagnosis and is typically caused by a bad coil pack or wiring harness issue, … Read more

Audi A3 P0353 Diagnosis

P0353 is a generic OBD2 code that indicates that ignition coil “C” has an issue with the primary or secondary wiring circuits.  It has the same meaning for the Audi A3 as it would any other vehicle.  It is typically caused by a bad coil pack or wiring harness issue, although there can be caused … Read more

Audi A3 P0207:  Injector Circuit Malfunction → Cylinder 7

P0207 is an OBD II trouble code.  It indicates there is a fuel injector circuit malfunction, in this case,it would be the seventh cylinder that is malfunctioning.  P0207 is a generic code, which means that it has the same meaning for the Audi A3 as it would for any other vehicle. When the PCM/ECM sees … Read more

Audi A3 P0087:  Fuel Rail/System Pressure → Too Low

P0087 is a relatively common OBD II trouble code.  This code indicates that there is an issue with getting enough fuel pressure to the fuel rails.  It’s generic, which means that it has the same meaning for the Audi A3 as it would any other vehicle. This code is most common on vehicles that use … Read more

Audi A3 P0445: EVAP Purge Control Valve Circuit → Short Circuit

P0445 is a common OBD II trouble code.  It’s generic, which means that it has the same meaning for the Audi A3 as it would for any other vehicle.  It indicates that there is a short circuit in the Evaporative Emissions Control (EVAP) System.  P0445 is typically caused by a short circuit (as the code … Read more

Audi A3 P0344: Camshaft Position Sensor → Circuit Intermittent

P0344 is an OBDII diagnostic code.  It is a generic code, which means that it has the same meaning for the Audi A3 as it would any other vehicle.  If your A3 has this code, it means that the PCM (powertrain control module) has detected that the camshaft position circuit is sending an intermittent signal. … Read more