2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 519

- This fault can be ignored and erased.

Affected functions:

- Engine cooling

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Test 1: This fault can be ignored and erased.

1. This fault can be ignored and erased.

Note:This fault can be ignored and erased.

0485

Power output limited because of excessively high temperature of coolant

Possible cause:

- Coolant temperature

Affected functions:

- Engine output

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Test 1: Power output limited because of excessively high temperature of coolant

1. Power output limited because of excessively high temperature of coolant

Power output limited because of excessively high temperature of coolant

Possible cause and remedy

- Inspect radiator for soiling and clean, if necessary.

- Test thermostat.

- Electric suction fan

- Ambient temperature

End of test

0489

Relay 'Fuel pump'

Possible cause:

- N10/2kA (Fuel pump relay)

Affected functions:

- Engine start

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Test 1: Check component Relay 'Fuel pump'.

1. Check component Relay 'Fuel pump'.

Figure legend

- A -ConnectionTest cable 35-pin socket box

- 001 -Sockets of component N3/10 (ME-SFI [ME] control unit)

- 05 -35-pin socket box

- 050 -126-pin socket box

- 108 -Test cable 266 589 01 63 00

- N3/10 (ME-SFI [ME] control unit)

- II 1-63ConnectionTest cable

- III 64-126ConnectionTest cable