Quest Minivan GXE V6-2960cc 3.0L SOHC MFI (VG30E) (1997)
Control Module HVAC: Testing and Inspection
EATC Unit Check
EATC Unit Check
EATC Unit Check
Check power supply circuit for EATC with ignition switch ON.
1. Disconnect EATC control unit harness connector.
2. Connect voltmeter from harness side.
3. Measure voltage across terminal No. (23), (32) and body ground.
EATC Unit Check
EATC Unit Check
Check body ground circuit for EATC control unit with ignition switch OFF.
1. Disconnect EATC control unit harness connector.
2. Connect ohmmeter from harness side.
3. Check for continuity between terminal No. (30) and body ground.