Operation CHARM: Car repair manuals for everyone.
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P1789

Caution
- Do not disconnect the battery to clear diagnostic trouble codes. This will erase the keep alive memory information which may cause a driveablity concern.
- After repairing a failure, perform the After-repair Procedures to verify the fault has been corrected.


Pinpoint Test G

Steps G1-G3:





Steps G4 - G9:





Diagnostic Procedure