B0186

B0186 01

Solar Sensor Circuit, Short to B+







Fault symptom
- Deteriorated climate comfort.

On-board diagnosis

Type of diagnosis:
- Continuous

Enable criteria:
- Ignition ON.

Fault criteria:
- Short-circuit to B+ in solar sensor circuit.

Checking the wiring harness
- Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help
- In case of a fault, the system will work as it would in cloudy weather.