P1490 Diagnostic Trouble Code Discussion for September 2014
EVAP Vacuum Cut Valve Bypass Valve Circuit Malfunction
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| Help Request | Posted | |
| 2011 Isuzu NPR-HD 5.2L MIL Lamp on VIN: JALC4W161B P1490: Refer to svc manual. -Truck towed in full limp in mode. The driver had been using vehicle with dsl fluid warning lights on for a year or more. We had the can baked and then replaced the fluid injector after we could not clear P20C9. Other codes come on on road test. Does anyone wo... |
September 10, 2014 |
