## Climate Control

#### DTC Troubleshooting (cont'd)

21-118

5. Check for continuity between the No. 2 terminal of climate control unit connector A (14P) and the No. 2 terminal of the sunlight sensor 2P connector.

CLIMATE CONTROL UNIT CONNECTOR A (14P)

Wire side of female terminals

SUNLIGHT SENSOR 2P CONNECTOR

Wire side of female terminals

Is there continuity?

YES - Go to step 6.

NO - Repair open in the wire between the climate control unit and the sunlight sensor.

6. Reconnect the sunlight sensor 2P connector.
7. Reconnect climate control unit connectors A (14P) and B (22P).
8. Test the sunlight sensor (see page 21-152).

Is the sunlight sensor OK?

YES - Check for loose wires or poor connections at climate control unit connectors A (14P) and B (22P) and at the sunlight sensor 2P 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 - Replace the sunlight sensor.

4-door

DTC 6: A Short in the Sunlight Sensor Circuit

1. Disconnect the sunlight sensor 2P connector.
2. Disconnect climate control unit connector B (22P).
3. Check for continuity between the No. 10 terminal of climate control unit connector B (22P) and body ground.

CLIMATE CONTROL UNIT CONNECTOR (22P)

Wire side of female terminals

Is there continuity?

YES - Repair short to body ground in the wire between the climate control unit and the sunlight sensor.

NO - Go to step 4.

4. Reconnect the sunlight sensor 2P connector.
5. Reconnect climate control unit connector B (22P).
6. Test the sunlight sensor (see page 21-152).

Is the sunlight sensor OK?

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

NO - Replace the sunlight sensor.