9-5 Linear Sport Wagon (9600) L4-2.3L Turbo (B235) (2002)
Fault symptoms
The horn does not work and there is no diagnostic trouble code.
Some of the steering wheel control buttons do not work, no diagnostic trouble code.
Diagnostic help
The horn button can be read with the diagnostics tool.
The horn output can be activated with the diagnostics tool.
Check the wiring harness
Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short-circuits in the leads. Observe the multimeter,
test lamp or diagnostics instrument during the test.
Power Supply/Ground
Power Supply/Ground
Fault symptoms
The display does not work.
Diagnostic help
See fault diagnosis, Bus and diagnostics communication. See Powertrain Management/Computers and Control Systems/Information Bus.
Washer Fluid Level Sensor
Washer Fluid Level Sensor