DTC 02


BHE070201038W02

DTC 02

Solar radiation sensor system inspection

POSSIBLE CAUSE

• Solar radiation sensor malfunction
• Open or short circuit in wiring harness between A/C amplifier and solar radiation sensor

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
• Inspect the solar radiation sensor. (See SOLAR RADIATION SENSOR INSPECTION.)
• Is it normal?
Yes
Go to the next step.
No
Replace the solar radiation sensor. (See SOLAR RADIATION SENSOR REMOVAL/INSTALLATION.)
2
• Disconnect the A/C amplifier connector (16-pin) and the solar radiation sensor connector.
• Is there continuity between the following terminals of the A/C amplifier connector (16-pin) and the solar radiation sensor connector?
– 2I-B
– 2O-A
Yes
Go to the next step.
No
Repair the wiring harness.
3
• Is there a short circuit to ground in the wiring harness between A/C amplifier connector (16-pin) terminal 2I and solar radiation sensor connector terminal B?
Yes
Repair the wiring harness.
No
Inspect the connection at the A/C amplifier connector (16-pin). (See A/C AMPLIFIER INSPECTION [FULL-AUTO AIR CONDITIONER].)