2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 992

Sensor 'Ambient pressure' in control module Motor electronics (P2229)

Possible cause:

- Test control unit.

Affected functions:

- Engine diagnosis

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Test 1: Test control unit.

1. Test control unit.

Test control unit.

Possible cause and remedy

- Erase fault memory and start engine.

- Reread fault memory of control unit N3/10 (ME-SFI [ME] control unit).If fault reoccurs, replace component N3/10 (ME-SFI [ME] control

unit).

Read coding and transfer to the new control unit.End of test

1362

Sensor 'Ambient pressure' in control module Motor electronics (P2228)

Possible cause:

- Test control unit.

Affected functions:

- Engine diagnosis

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

Test 1: Test control unit.

1. Test control unit.

Test control unit.

Possible cause and remedy

- Erase fault memory and start engine.

- Reread fault memory of control unit N3/10 (ME-SFI [ME] control unit).If fault reoccurs, replace component N3/10 (ME-SFI [ME] control

unit).

Read coding and transfer to the new control unit.End of test

1365

Sensor 'Ambient pressure' in control module Motor electronics : Implausible value (P2227)

Possible cause:

- Test control unit.

Affected functions:

- Engine diagnosis

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Test 1: Test control unit.