Front Keyboard Fault (Active)

Test 1 - Test 4:

Test 5 - Test 10:

Test 11 - Test 15:

Test 16:

SYMPTOM
FRONT KEYBOARD FAULT (ACTIVE)

TEST NOTE
This symptom is diagnosed using the test FRONT IR SENSOR NOT CALIBRATED (ACTIVE).

WHEN MONITORED
With the ignition on and the IOD fuse installed.

SET CONDITION
This DTC will set if there is an internal fault in the ATC head.

POSSIBLE CAUSES
- ATC - protected ignition circuit fault
- KDB 2 clock circuit shorted to voltage
- KDB 2 data circuit shorted to ground
- KDB 2 data circuit shorted to voltage
- Protected ignition circuit open
- Sensor return circuit open
- KDB 2 clock circuit shorted to ground
- KDB 2 data circuit open
- ATC- KDB 2 data circuit fault
- ATC - sensor return circuit fault
- KDB 2 clock circuit open
- ATC - KDB 2 clock circuit fault
- ATC remote sensor