The Ambient Temperature Display Is Incorrect

THE AMBIENT TEMPERATURE DISPLAY IS INCORRECT

Description

- The displayed ambient air temperature is higher than the actual temperature.
- The displayed ambient air temperature is lower than the actual temperature.


Diagnosis Procedure


1. CHECK COMBINATION METER INPUT SIGNAL

1.Select METER/M&A on CONSULT.
2.Check OUTSIDE TEMP of DATA MONITOR.
Does the ambient temperature approximately match the CONSULT display?
YES- Replace combination meter. Refer to "Removal and Installation" Service and Repair.
NO- GO TO 2.

2. CHECK AMBIENT SENSOR SIGNAL CIRCUIT

Check the ambient sensor signal circuit. Refer to (without auto A/C) "Diagnosis Procedure" Ambient Sensor Signal Circuit or (with auto A/C) "Diagnosis Procedure" B257B.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness or connectors.

3. CHECK AMBIENT SENSOR

Check the ambient sensor. Refer to "Component Inspection" Ambient Sensor Signal Circuit.
Is the inspection result normal?
YES- Replace IPDM E/R. Refer to "Removal and Installation" Service and Repair.
NO- Replace ambient sensor. Refer to "Removal and Installation" Ambient Sensor.