Refer to "57.HVAC Control 7A.Troubleshooting(Auto A/C) diagnostic system check-auto A/C controls".
1) Inspect the outside air temperature sensor. Is the result normal?
Refer to "7.HVAC 7Z.HVAC Control outside air temperature sensor inspection".
Yes
=>Go to Outside air temperature sensor wire harness and connector inspection.
No
Replace the outside air temperature sensor.
Refer to "7.HVAC 7Z.HVAC Control outside air temperature sensor removal".
Refer to "7.HVAC 7Z.HVAC Control outside air temperature sensor installation".
1) Turn OFF the ignition switch.
2) Disconnect the instrument panel cluster harness connector (B7) and outside air temperature sensor harness connector (C36).
3) Inspect the wire harnesses and connectors for the following. Is the result normal?
Wire harness to be inspected
Inspection items
Refer to "LHD Combination Meter" in the ETM (wiring diagram). (Open using the ETM viewer.).
Refer to "RHD Combination Meter" in the ETM (wiring diagram). (Open using the ETM viewer.).
Yes
=>Go to Instrument panel cluster replacement.
No
Repair the circuit as necessary.
Note
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. instrument panel cluster removal".
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. instrument panel cluster installation".
Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. instrument panel cluster setting".
Procedure completion
1) Clear the DTC with a scan tool.
2) Turn OFF the ignition switch.
3) Turn ON the ignition switch.
4) Observe the DTC information with a scan tool.