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Home >> Buick >> 1995 >> LeSabre Custom >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> ECM/Pcm Code Charts >> DTC P1626/1629: Pass-Key II Fuel Enable Circuit >> Diagnostic Aids
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Diagnostic Aids

An intermittent Code P1626 or P1629 and/or a possible no-start may be caused by the following.

A loose ground or poor ignition or battery condition could cause an intermittent loss of PASS-Key II fuel enable signal and Codes P1626 and P1629 to be set.