SAAB WIS ONLINE

T8 / P0118 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Fault indicator lamp (for further information see WIS Fault diagnosis, general) Incorrect temperature gauge reading.

  P0118 00


Engine Coolant Temperature Sensor Circuit. Short to B+ / Open circuit.

Fault symptom

Fault indicator lamp (for further information see WIS Fault diagnosis, general)

Incorrect temperature gauge reading.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Battery voltage must be between 11 - 16 V.
Ignition ON.

Fault criteria:

When voltage on input exceeds 4.85V for more than 1.0 s.

Dependent:

None

System reaction to a fault:

Radiator fan runs continuously.

OK report:

Fault criteria NOT fulfilled for 2 s when ignition on.

Fault handling:

Type III
(See section Fault handling III, "Other emission-related components and functions" for more information.)

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:

Test value:
Engine Temperature

(See also description of readings/activations in diagnostic tool)