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P2178 Diagnostic Trouble Code Discussion for May 2014

Fuel System Too Rich At Off Idle


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Trouble Ticket Help Requests for DTC P2178
Help Request Posted
2010 Volvo C70 T5 2.5L MIL Lamp on VIN: YV1672MC3A
P2178: Long term fuel trim load bank 1 21ad. Car runs good, MIL is intermittent. We know we have a bad sensor. Question one is it looks like it is held in by a Torx screw right with not a lot of room to get it out. Can it be done in place with a magic Torx wrench or do we need to remove the intake manifo...
May 09, 2014
2010 Volvo C70 T5 2.5L MIL Lamp on VIN: YV1672MC3A
P2178: Long term fuel trim load bank 1 21ad. Car runs good, MIL is intermittent. We know we have a bad sensor. Question one is it looks like it is held in by a Torx screw right with not a lot of room to get it out. Can it be done in place with a magic Torx wrench or do we need to remove the intake manifo...
May 12, 2014