B2366

Parking Heater Relay. Short to B+

Fault symptoms
Parking heater does not work.

Conditions
Current consumption higher than 1 A.

Diagnostic help
The parking heater can be activated with Tech 2.
The parking heater can be programmed.

Check wiring harness.
Jiggle the wiring harness at several points and in different directions to reveal intermittent breaks and short-circuits in the leads.

Observe the multimeter, test lamp or diagnostic instrument during the test.