2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 551

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Test 1: Check component G3/4 (Right O2 sensor, before TWC [KAT]).

1. Check component G3/4 (Right O2 sensor, before TWC [KAT]).

Warning!Communication with ECU required.

0577

G3/3 (Left O2 sensor, before TWC [KAT]) : Voltage is too high. (P0150)

Possible cause:

- G3/3 (Left O2 sensor, before TWC [KAT])

Affected functions:

- Engine diagnosis

- Exhaust system

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Test 1: Check component G3/3 (Left O2 sensor, before TWC [KAT]).

1. Check component G3/3 (Left O2 sensor, before TWC [KAT]).

Warning!Communication with ECU required.

0578

G3/3 (Left O2 sensor, before TWC [KAT]) : Voltage is too low. (P0150)

Possible cause:

- G3/3 (Left O2 sensor, before TWC [KAT])

Affected functions:

- Engine diagnosis

- Exhaust system

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Test 1: Check component G3/3 (Left O2 sensor, before TWC [KAT]).

1. Check component G3/3 (Left O2 sensor, before TWC [KAT]).

Warning!Communication with ECU required.

0583

G3/4 (Right O2 sensor, before TWC [KAT]) : Open circuit (P2243)

Possible cause:

- G3/4 (Right O2 sensor, before TWC [KAT])

Affected functions:

- Engine diagnosis

- Exhaust system

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