Make this adjustment before you start driving and while the day/night lever is in the day position.
Pull the day/night lever toward you to reduce the glare from the headlights of the vehicles behind you during night driving.
Remember that you lose some rearview clarity in the night position.
Heater & A/C Control Unit (Manual) Components and Components Location
Component
Connector Pin Function
Connector Pin NoFunctionConnector Pin NoFunctionA1COMMONB18-2GND19ILL- (RHEO)3HIGH20GND4LOW21IGN 25MIDDLE LOW22ECV+6MIDDLE HIGH23ECV-(GND)B1BATT24-2I ...
Transaxle Control Module (TCM) Repair procedures
Inspection
1.
TCM ground circuit test: Measure resistance between TCM and
chassis ground using the backside of TCM harness connector as TCM side check point.
Specification: Below 1Ω
...