P1406 Diagnostic Trouble Code Discussion for June 2005
EGR Valve Pintle Position Circuit Malfunction
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| Help Request | Posted | |
| 1996 Oldsmobile Cutlass Ciera 3.1L MIL Lamp on VIN: 1FMCA11U4G P1406: EGR Valve Pintle Position Circuit Malfunction. this 96 ciera came in with a p1406: egr pintle position fault. i found that, with the egr valve commanded open by the scanner, the egr valve would open and close when wiggling the electrical plug going into it. after replacing the plug, everything was great, s... |
June 11, 2005 | |
| 1996 GMC C1500 Sierra SL 5.0L MIL Lamp on VIN: 2GTEC19M9T P1406: EGR Valve Pintle Position Circuit Malfunction. This customer has been coming back every couple of weeks with the same complaint of the check engine light on. Always the same two codes even after replacing the egr and tps with delco units. I have inspected the pcm for water damage, continuity tested the wir... |
June 23, 2005 |
