2010 Mercedes Benz C 300 4MATIC (204.081) V6-3.0L (272.948)
A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts 0443
Heating of component G3/4 (Right O2 sensor, before TWC [KAT]) : Open circuit (P0030)
Test 1: Power supply
Test 2: Check component G3/4 (Right O2 sensor, before TWC [KAT]).
Test 3: Check component G3/4 (Right O2 sensor, before TWC [KAT]).
Test 4: Possible cause:
- G3/4 (Right O2 sensor, before TWC [KAT]) - Voltage supply via component Z7/36 (Circuit 87 M2e connector sleeve) Affected functions:
- Engine diagnosis - Exhaust system
1. Power supply Voltage supply via component Z7/36 (Circuit 87 M2e connector sleeve)
Possible cause and remedy
- Check voltage supply according to wiring diagram.
2. Check component G3/4 (Right O2 sensor, before TWC [KAT]). Warning!Communication with ECU required.
3. Check component G3/4 (Right O2 sensor, before TWC [KAT]). Warning!Communication with ECU required.
4. No further information available.
