Maintenance & Troubleshooting

Volkswagen engine number codes are 17 characters long and include the engine’s model, displacement, and build date.

The Volkswagen Golf has been produced with a variety of engine codes over the years. The most common are the 1.4 TSI, 1.6 TDI, and 2.0 TDI.

Volkswagen Jetta check engine codes may include P0420, P0171, P0300, and P0442. These codes indicate problems with the catalytic converter, fuel system, ignition system, and evaporative emissions system, respectively.

The 1999 Volkswagen Jetta TDI diesel engine code is located on the driver’s side of the engine block, near the top of the cylinder head.

The check engine light on a 1999 Volkswagen Jetta can be caused by a variety of issues, including

P0300 Random/multiple cylinder misfire
P0301 Cylinder 1 misfire
P0302 Cylinder 2 misfire
P0303 Cylinder 3 misfire
P0304 Cylinder 4 misfire

The following are the check engine codes for a 1998 Volkswagen Jetta
P0300 Random misfire
P0301 Cylinder 1 misfire
P0302 Cylinder 2 misfire
P0303 Cylinder 3 misfire
P0304 Cylinder 4 misfire

1997 Volkswagen VR6 engine ID code list
AAA 2.8 L 24-valve
ABB 2.8 L 24-valve (SOHC)
ABK 2.8 L 24-valve (DOHC)

1997 Volkswagen VR6 engine code list

P0010 – Camshaft Position Sensor (CMP) A Circuit Range/Performance
P0011 – Camshaft Position Sensor (CMP) A Circuit Low Input
P0012 – Camshaft Position Sensor (CMP) A Circuit High Input
P0013 – Camshaft Position Sensor (CMP) B Circuit Range/Performance
P0014 – Camshaft Position Sensor (CMP) B Circuit Low Input
P0015 – Camshaft Position Sensor (CMP) B Circuit High Input

The 1997 Volkswagen VR6 engine code is APY.

1996 Volkswagen Jetta Trek engine codes P0300 – Random misfire, P0301 – Cylinder 1 misfire, P0302 – Cylinder 2 misfire, P0303 – Cylinder 3 misfire, P0304 – Cylinder 4 misfire