ACC / B2429 06
Read the instructions below then
start the fault diagnostic procedure.
Symptom: No seat heating.
Or
Seat heater will not turn off.
Seat Heating Left Circuit, Open
Fault symptom
No seat heating.
Or
Seat heater will not turn off.
On-board diagnosis
Type of diagnosis:
Enable criteria:
Fault criteria:
| Open-circuit or short-circuit to ground in the seat heater circuit. |
System reaction to a fault:
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
Diagnosis regards:
| Electrical fault in connecting leads or component. |
Functions in the diagnostic tool related to the fault:
| (See also description of readings/activations in diagnostic tool) |
