Mercedes Benz Truck G 550 (463.236) V8-5.5L (273.963) Diagnostic Trouble Codes 0554

Mercedes Benz Truck G 550 (463.236) V8-5.5L (273.963) Diagnostic Trouble Codes Mercedes-Benz Mercedes Benz OEM Parts Mercedes Benz OE Replacement Parts

0554
G3/5 (Left O2 sensor, after TWC [KAT]) : Short circuit to ground (P0156)
Possible cause:
- G3/5 (Left O2 sensor, after TWC [KAT])
Affected functions:
- Engine diagnosis
Mercedes Benz Truck G 550 (463.236) V8-5.5L (273.963)  Diagnostic Trouble Codes  Page 530
- Exhaust system
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Test 1: Check component G3/5 (Left O2 sensor, after TWC [KAT]).
1. Check component G3/5 (Left O2 sensor, after TWC [KAT]).
Warning!Communication with ECU required.