Climate Control

DTC Troubleshooting (cont'd)

21-136  

  1. Turn the ignition switch OFF and check for continuity between following terminals of climate control unit connectors A (14P) and B (22P) and the mode control motor 10P connector.

14P:

10P:

No. 2

No. 10

No. 10

No. 1

No. 11

No. 2

22P:

10P:

No. 17

No. 8

No. 18

No. 6, 9

No. 19

No. 5

No. 20

No. 4, 7

CLIMATE CONTROL UNIT CONNECTOR A (14P)

Wire side of female terminals

CLIMATE CONTROL UNIT CONNECTOR B (22P)

Wire side of female terminals

Is there continuity?

YES - Check for loose wires or poor connections at climate control unit connectors A (14P) and B (22P) and at the mode control motor 10P connector. If the connections are good, substitute a known-good climate control unit and recheck. If the symptom/indication goes away, replace the original climate control unit.

NO - Repair any open in the wire(s) between the climate control unit and the mode control motor.

5-door

DTC 11: A Problem in the Mode Control Linkage, Doors or Motor

  1. Test the mode control motor (see page 21-47).

Is the mode control motor OK?

YES - Substitute a known-good climate control unit and recheck. If the symptom/indication goes away, replace the original climate control unit.

NO - Go to step 2.

  1. Remove the mode control motor (see page 21-47).
  2. Check the mode control linkage and doors for smooth movement.

Do the mode control linkage and doors move smoothly?

YES - Replace the mode control motor.

NO - Repair the mode control linkage or doors.