2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 525

- Engine running

Test sequence

- Briefly blip throttle.

Status of relevant actual value:

- Coolant temperature:Warning! Communication with ECU required.

- Knock control enable:Warning!

Specified value

- Knock control enable:YES

Question

- Is the actual value o.k.?

YES

The actual value is okay.End of test

NO

The actual value is not o.k.Possible cause and remedy

- Lines to component A16/1 (knock sensor 1, right)

- Component A16/1 (knock sensor 1, right)

End of test

0502

Component A16/1 (knock sensor 1, right) has a short circuit to ground. (P0327)

Possible cause:

- A16/1 (knock sensor 1, right)

Affected functions:

- Engine running

-------------------------------------------------

Test 1: Check component A16/1 (knock sensor 1, right).

1. Check component A16/1 (knock sensor 1, right).

Test prerequisite

- Engine running

Test sequence

- Briefly blip throttle.

Status of relevant actual value:

- Coolant temperature:Warning! Communication with ECU required.

- Knock control enable:Warning!

Specified value

- Knock control enable:YES

Question

- Is the actual value o.k.?

YES

The actual value is okay.End of test

NO

The actual value is not o.k.Possible cause and remedy

- Lines to component A16/1 (knock sensor 1, right)

- Component A16/1 (knock sensor 1, right)