Test I: The DATC System Is Inoperative, Intermittent Or Incorrect Operation

PINPOINT TEST I: THE DATC SYSTEM IS INOPERATIVE, INTERMITTENT OR INCORRECT OPERATION

Normal Operation
Under normal operation, the HVAC module - dual automatic temperature control (DATC) receives a ground through circuit GD133 (BK). The HVAC module - DATC is supplied constant battery voltage through circuit SBP15 (WH/RD) and ignition switched voltage through circuit CBP37 (WH).

NOTE: For a complete explanation of the DATC system functions, refer to Description and Operation.

This pinpoint test is intended to diagnose the following:
- Fuse(s)
- Wiring, terminals or connectors
- HVAC module - DATC

I1-I9:

I10-I13:

I14: