SAAB WIS ONLINE

PRE-RELEASE

EDC16 / P0650 54

Read the instructions below then start the fault diagnostic procedure.

Symptom: Check Engine lamp, faulty function with ignition ON.

  P0650 54


Check Engine Lamp Circuit, Short to B+

Fault symptom

Check Engine lamp, faulty function with ignition ON.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.
Output activated.

Fault criteria:

Output short circuit to B+ for more than 0.6 s.

System reaction to a fault:

None

OK report:

Fault criteria NOT fulfilled for 0.6 s.

Checking the wiring harness

Faults in the control module female connector can be the cause of the DTC. Check the connector with respect to oxidation, depressed pins and pin clamping force.
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:


Functions in the diagnostic tool related to the fault:

Test value:
Fault indicator lamp (for further information see WIS Fault diagnosis, general)
Activation:
Fault indicator lamp (for further information see WIS Fault diagnosis, general)
(See also description of readings/activations in diagnostic tool)

PRE-RELEASE