C70 L5-2.4L Turbo VIN 63 B5244T7 (2003)
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Ignition off.
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Reinstall connectors, components etc.
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Ignition on.
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Read off sun sensor signal.
Mask the sun sensor, and read the value. Remove masking and aim a strong light source at close range at the sun sensor.
Note! The value from the sun sensor is updated slowly, so keep the masking / light source in place for approximately 20 seconds.
Check that the value changes.
Does the sun sensor value change?
Yes - FAULT FOUND
No - Fault-tracing information
No Fault Found
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