Code 300 (Engine Operation Not Possible)
ENGINE OPERATION NOT POSSIBLEMalfunction - without trouble code storage
Prerequisites:
- Start system OK. (battery charged, ignition switch OK,...)
- Ground connection from battery to engine and body OK.
- Specified type of fuel in tank
- Engine OK. mechanically (timing. compression...)
Troubleshooting
a) Check voltage supply for Digital Motor Electronic (DME) control unit in accordance with schematic.
b) Check input signals with Status monitoring
- Engine speed signal from inductive pulse generator at starting speed
- Air mass meter signal
c) Check output signals
- Activation of fuel pump relay in accordance with schematic
- Check ignition output stages
- Injector valves with Component activation
d) Fuel pressure test