Audi A5 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 A5 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 A5 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 A5 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 A5 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 A5 as it would for any other vehicle. When the PCM/ECM … Read more

Audi A5 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 A5 as it would any other vehicle. This code is most common on vehicles that use … Read more

Audi A5 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 A5 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 A5 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 A5 as it would any other vehicle.  If your A5 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

Audi A5 P0451: EVAP Pressure Sensor → Range/Performance

Like all OBD-II trouble codes, P0451 has the same meaning for all vehicles.  It means that your Audi A5‘s EVAP system has a pressure sensor that is malfunctioning in some way.  P0451 is usually caused by either a bad EVAP pressure sensor, a clogged fuel tank relief valve, EVAP lines, EVAP wiring, or a bad … Read more