Operation CHARM: Car repair manuals for everyone.

Control Module HVAC: Testing and Inspection

Auto Amp. Terminals and Reference Value








Pin connector terminal layout:






INSPECTION OF AUTO AMP.


Auto Amp. Inspection Table (Without Navigation System) Part 1:




Auto Amp. Inspection Table (Without Navigation System) Part 2:





Auto Amp. Inspection Table (With Navigation System) Part 1:




Auto Amp. Inspection Table (With Navigation System) Part 2:






Measure voltage between each terminal and body ground by following "AUTO AMP. INSPECTION TABLE".