SAAB WIS ONLINE

DSM / B1785 0B

Read the instructions below then start the fault diagnostic procedure.

Symptom: Memory functions not working Output is switched off, tries however to activate the engine once each time the ignition is switched on.

  B1785 0B


Motor Seat Back Circuit, Current Too High

Fault symptom

Memory functions not working

Output is switched off, tries however to activate the engine once each time the ignition is switched on.

On-board diagnosis

Type of diagnosis:

Continually when the engine is run.

Enable criteria:

When seat operation is permitted.

Fault criteria:

Current consumption is more than 40A +/- 6A.

System reaction to a fault:

No memory functions work
Output is switched off, tries however to activate the engine once each time the ignition is switched on.

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:

Mechanical check of motor

Functions in the diagnostic tool related to the fault:

Activate:
Motor, Seat Back Rearward
Motor, Seat Back Forward
(See also description of readings/activations in diagnostic tool)