Crankshaft Position Sensor (CKP Sensor)
Crank position sensor, to the right of your oil filter
Trouble code P1780 means: Engine Intervention Readable
What mean the code troble 1476.8 VW jetta 1994 engine 2.0
Trouble code P0748 means:Pressure solenoid electrical
Trouble code P0606 means:PCM processor fault
Trouble code P0351 means: Ignition Coil A Primary/Secondary Circuit
Cars running lean
Trouble code P1361 means: Ignition Coil/Amplifier Cylinder 3 Circuit Open
Trouble code P0740 means:Torque converter clutch circuit malfunction
Get a code scanner for that vehicle and read the code. There is no way to figure out what's wrong without that information. It could be a MAP sensor, oxygen sensor, or any number of things that won't stop the engine but can make it run less efficiently. The computer will tell you what's wrong.
The diagnostic code P1538 for a 2000 VW Jetta means the engine shut off solenoid is open or short to ground. A common cause of this diagnostic code appearing is a lose wire to the fuel cutoff solenoid.
The eighth digit in the VIN (Vehicle Identification Number) is the engine code.