## Heating

#### DTC Troubleshooting (cont'd)

21-24

5-door KE Model DTC 7: An Open in the Air Mix Control Motor Circuit

1. Disconnect the air mix control motor 5P connector.
2. Disconnect heater control panel connectors A (14P) and B (22P).
3. Check for continuity between following terminals of heater control panel connectors A (14P) and B (22P) and the air mix control motor 5P connector.

   14P: | 5P:
   No. 1 | No. 5
   No. 2 | No. 4
   No. 3 | No. 2
   No. 9 | No. 1
   22P: | 5P:
   No. 6 | No. 3

HEATER CONTROL PANEL CONNECTOR A (14P)

Wire side of female terminals

HEATER CONTROL PANEL CONNECTOR B (22P)

Wire side of female terminals

Is there continuity?

YES - Check for loose wires or poor connections at heater control panel connectors A (14P) and B (22P) and at the air mix control motor 5P connector. If the connections are good, substitute a known-good heater control panel and recheck. If the symptom/indication goes away, replace the original heater control panel.

NO - Repair any open in the wire(s) between the heater control panel and the air mix control motor.

5-door KE Model

DTC 8: A Short in the Air Mix Control Motor Circuit

1. Disconnect the air mix control motor 5P connector.
2. Disconnect heater control panel connectors A (14P) and B (22P).
3. Check for continuity between body ground and heater control panel connector A (14P) terminals No. 1, 2, 3 and 9 individually and between body ground and heater control panel connector B (22P) terminal No. 6.

HEATER CONTROL PANEL CONNECTOR A (14P)

Wire side of female terminals

HEATER CONTROL PANEL CONNECTOR B (22P)

Wire side of female terminals

Is there continuity?

YES - Repair any short to body ground in the wire(s) between the heater control panel and the air mix control motor.

NO - Go to step 4.