SAAB WIS ONLINE

B1705

Read the instructions below then start the fault diagnostic procedure.

Symptom: Speedometer in max. position, 250 km/h.

B1705

Vehicle speed signal faulty.


Fault symptoms

Speedometer in max. position, 250 km/h.

Condition

Speed information from ABS exceeds 270 km/h.

Diagnostic help

The current speed information can be read with the diagnostic instrument.

The speedometer can also be activated with the diagnostic instrument.

When the speedometer is activated with the diagnostic instrument, this value will not be sent out on the bus.

Check the wiring harness

Jiggle the leads and in-line connectors at various points and in different directions to detect any intermittent breaks or short circuits in the wiring. Observe the multimeter, test lamp or diagnostic instrument while carrying out this check.