P1626

By BAT Team (Contact Me)
Last Updated 2017-01-17
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Trouble Code	Fault Location	Probable Cause
P1626	CAN Data Bus TCM Incorrect Signal (AUDI, VOLKSWAGEN) Theft Deterrent Fuel Enable Signal Not Received (BUICK, CADILLAC, CHEVROLET, GMC) Speed Control Switch Always Low (DODGE) Voltage to Vehicle Load Control Module Circuit Not detected (FORD) Immobilizer Indicator Malfunction (HYUNDAI) Immobilizer System Engine Control Module To Body Control Module Communication Malfunction (ISUZU)

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Other Manufacturer Specific Definitions for P1626

2001 cavalier starts and runs for 2 seconds
Passlock, is a theft deterrant system......if the PassLock sensor doesn't send the correct R-code, fuel to the injectors is disabled(in some cases, it will disable cranking also)....IF THE CAR STARTS AND RUNS FOR TWO SECONDS, have someone spray carb cleaner into the intake....if it continues to run ...
1997 Pontiac Grand Am 3.1 Theft Deterent Issue
1997 Pontiac Grand Am 3.1 L Codes: P1573, p1626, P1629 At start up the lights on the instrument cluster all light up. The car at times not start up. It will start and die. After ten minutes or so it will start up. I am told according to the flow chart to replace the ecm. I have no co...
crank no start
Ok, my two cents. If your burning starters, the antitheft surely comes on all the times. If your getting sputtering with starting fluid, half inch spark at plug boots, then fuel is shutting down. Focus there. For this you need a scanner to tell you what the antitheft module is doing. On GM's li...