Dodge Ram 2004 Service Manual page 321

FCM - AMBIENT TEMP SENSOR INPUT LOW —
TEST
3 Turn the ignition off.
Disconnect the Ambient Temperature Sensor harness connector.
Disconnect the IPM C3 harness connector.
Measure the resistance between the Ambient Temperature Sensor Signal circuit and
the Sensor Ground circuit.
Is the resistance below 5.0 ohms?
Yes → Repair the Ambient Temperature Sensor Signal circuit for a short
→ Replace the Front Control Module in accordance with the Service
No
ACTION
to the Sensor Return circuit.
Perform BODY VERIFICATION TEST - VER 1.
Information.
Perform BODY VERIFICATION TEST - VER 1.
COMPASS/MINI-TRIP COMPUTER
Continued
307
APPLICABILITY
All