P1601 Diagnostic Trouble Code Discussion for July 2005
PCM Serial Communications Malfunction
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| Help Request | Posted | |
| 1997 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC5245V P1601: PCM Serial Communications Malfunction. came in running for smog ck .failed for ses on above codes ...lowered pcm and did tap/wiggle test unplugged pcm inspect for corrosion none 3 ground under bat major rust. one disconnected clean and connect ... car never started and RAN again ...anti theft light... |
July 06, 2005 | |
| 1997 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC5245V P1601: PCM Serial Communications Malfunction. came in running for smog ck .failed for ses on above codes ...lowered pcm and did tap/wiggle test unplugged pcm inspect for corrosion none 3 ground under bat major rust. one disconnected clean and connect ... car never started and RAN again ...anti theft light... |
July 07, 2005 |
