acura Workshop Repair Guides

Acura (Honda) Workshop Service and Repair Manuals

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Is there continuity?

YES -

Update the PCM if it does not have the latest software  See: Computers and Control Systems/Testing and Inspection/Programming and Relearning/PCM
Update, or substitute a known-good PCM  See: Computers and Control Systems/Testing and Inspection/Initial Inspection and Diagnostic Overview, then
recheck. If the symptom/indication goes away with a known-good PCM, replace the original PCM  See: Computers and Control Systems/Engine Control
Module/Service and Repair. 

NO -

Repair an open in the wire between the PSP switch and G401  See: Locations. 

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