2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 633

0767

B6/6 (Left exhaust camshaft Hall sensor) : The alternation frequency of the signal value is implausible. (P0391)

Possible cause:

- B6/6 (Left exhaust camshaft Hall sensor)

Affected functions:

- Engine diagnosis

- Engine output

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Test 1: Check component B6/6 (Left exhaust camshaft Hall sensor).

1. Check component B6/6 (Left exhaust camshaft Hall sensor).

Test 1.1: Check component B6/6 (Left exhaust camshaft Hall sensor) using actual value.

Test 1.2: Check power supply of component B6/6 (Left exhaust camshaft Hall sensor).

Test 1.3: Check assignment of signals from Hall sensors 'Camshafts' and 'Crankshaft'.

1.1. Check component B6/6 (Left exhaust camshaft Hall sensor) using actual value.

Warning!Communication with ECU required.

1.2. Check power supply of component B6/6 (Left exhaust camshaft Hall sensor).

Test prerequisite

- The actual value is not o.k.

Test sequence

- Switch off ignition.

- Detach coupling at component B6/6 (Left exhaust camshaft Hall sensor).

- [ B6/6 ]Measure direct voltage with multimeter between sockets 1 and 3[ B6/6 ]