Operation CHARM: Car repair manuals for everyone.

Check the Warning Light System [X]

X. Check the warning light system

XA. Fault-tracing information






Condition

- DTCs not posted
- Normal battery voltage
- The charging system works
- Fault is permanent

Possible source

- Defective instrument panel.

Fault-tracing information XB. Check the warning light system

XB. Check the warning light system

[XB1]

Connecting the test box

Connect test box as per JJJA Connect the test box Pinout Values and Diagnostic Parameters

Then proceed to XB2

[XB2]

Check of the light system






- Ignition off.
- Control module disconnected.
- Instrument panel connected.
- Ignition on.
- Connect temporarily a cable between #16 and #8 on the test box.

Check that the ABS warning light goes out.

Does the warning light go out?

Yes: Fault not found
No: XB3

[XB3]

Replace component

Test with a new instrument panel.

Then continue with: XB4

[XB4]

Verification






Hint: After repair, it is necessary to check that the fault has been rectified.

- Ignition off.
- Reconnect the connections, components etc.
- Ignition on.

When the ignition is switched on, the ABS warning light is activated by the control module. Check that the warning light goes out after approx. 2 seconds.

Note! The warning light will not go out if a fault is registered in the control module.

Does the warning light go out shortly after being activated?

Yes: Fault corrected
No: XB5

[XB5]

Fault-tracing information

The fault should now have been diagnosed and corrected. Since this is not the case the fault-tracing has failed.

Do you want to exit fault-tracing?

Yes: Fault not corrected
No: XB2