Symptom:
*TEMPERATURE DISPLAY INOPERATIVE OR WRONG (2.0L ONLY)
POSSIBLE CAUSES
DTC PRESENT IN PCM
AMBIENT TEMPERATURE SENSOR
COMPASS/TEMPERATURE MIRROR
TEST ACTION APPLICABILITY
1 With the DRBIIIt, read DTCs.
Does the DRBIIIt display any PCM Ambient Temp DTCs?
All
Yes → Refer to DRIVEABILITY for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 2
2 Turn the ignition off.
Disconnect the Ambient Temperature Sensor harness connector.
Measure the Ambient Temperature Sensor using the following values:
10°C (50°F) Sensor Resistance = 17.99 - 21.81 Kilohms
20°C (68°F) Sensor Resistance = 11.37 - 13.61 Kilohms
25°C (77°F) Sensor Resistance = 9.12 - 10.88 Kilohms
30°C (86°F) Sensor Resistance = 7.37 - 8.75 Kilohms
40°C (104°F) Sensor Resistance = 4.90 - 5.75 Kilohms
50°C (122°F) Sensor Resistance = 3.33 - 3.88 Kilohms
Does the Ambient Temperature Sensor resistance measure between the min/max
specifications?
All
Yes → Replace the Compass/Temp Mirror in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the Ambient Temperature Sensor in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
132
COMPASS/MINI-TRIP COMPUTER
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