REC / B3930 04
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Message appears in display.
Seat Back Left Rear / Convertible Driver Seat , Switch Circuit, Open
Fault symptom
Message appears in display.
On-board diagnosis
Type of diagnosis:
Enable criteria:
Fault criteria:
| Voltage on control module sensor input is between 7.5 and 10.5 V. |
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:
| Seat Back Left Front Switch |
| (See also description of readings/activations in diagnostic tool) |
