Ventilation fan does not start until 20 seconds after the engine has been started.
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Ventilation fan does not start until 20 seconds after the engine has been started.
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Ventilation fan does not start until 20 seconds after the engine has been started.
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Fault symptoms
Ventilation fan does not start until 20 seconds after the engine has been started.
Conditions
+54 from DICE on bus is missing.
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.