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P0342 Diagnostic Trouble Code Discussion for October 2008

CMP Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0342
Help Request Posted
1998 Pontiac Sunfire SE 2.2L MIL Lamp on, Eneven cranking VIN: 1G2JB1241W
P0342: CMP sensor signal circuit signal low. ... "repaired" at another shop. The P0335 and P0342 codes still set after another shop replaced the CKP, CMP and ICM. Trouble trees for the codes lead nowhere. Grounds and connectors were checked. CKP and CMP sensors are counting. Finally discovered ...
October 30, 2008