DTC 02


id070200802100

DTC 02

Solar radiation sensor system inspection

POSSIBLE CAUSE

• Solar radiation sensor malfunction
• Climate control unit malfunction
• Open or short circuit between solar radiation sensor and climate control unit

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
• Inspect solar radiation sensor.
• Is it okay?
Yes
Go to next step.
No
Replace solar radiation sensor.
2
• Disconnect climate control unit connector (24-pin) and solar radiation sensor connector.
• Is there continuity between following terminals of climate control unit connector (24-pin) and terminal solar radiation sensor connector?
- 1S-B
- 1B-A
Yes
Go to next step.
No
Repair wiring harness.
3
• Is there short circuit to ground between terminal 1S of climate control unit connector (24-pin) and terminal B of solar radiation sensor connector?
Yes
Repair wiring harness.
No
Replace climate control unit.