2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 590

0749

Self-adaptation of mixture formation for enrichment at idle for the left cylinder bank is above the permissible limit. (P0174)

Possible cause:

- Selfadaptation of mixture formation

Affected functions:

- Engine diagnosis

- Engine output

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Test 1: Check self-adaptation of mixture formation. Left bank of cylinders

1. Check self-adaptation of mixture formation. Left bank of cylinders

Test sequence

- Check actual value Selfadaptation of mixture formation.

- Carry out the following tests.

Continue with button F2

Warning!Communication with ECU required.

0750

Self-adaptation of mixture formation for enleanment at idle for the left cylinder bank is below the permissible limit. (P0175)

Possible cause:

- Selfadaptation of mixture formation

Affected functions:

- Engine diagnosis

- Engine output

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

Test 1: Check self-adaptation of mixture formation. Left bank of cylinders

1. Check self-adaptation of mixture formation. Left bank of cylinders

Test sequence

- Check actual value Selfadaptation of mixture formation.

- Carry out the following tests.

Continue with button F2

Warning!Communication with ECU required.

0751

This fault can be ignored and erased.

Possible cause:

- This fault can be ignored and erased.