G-Switch Not Processable

Symptom:
G-SWITCH NOT PROCESSABLE

When Monitored:
Ignition on. The CAB sends a test signal out to the G-switch and monitors the sense circuits #1 and #2.

Set Condition:
If the sense circuits are open for 2 minutes while driving or an otherwise improper signal is detected at any time, the Diagnostic Trouble Code (DTC) is set.

Test 1:

Test 2-5:

Test 6-11:

Test 12:

POSSIBLE CAUSES
- G-SWITCH TEST SIGNAL CIRCUIT OPEN
- INTERMITTENT DTC
- G-SWITCH TEST SIGNAL OR SENSE CIRCUIT SHORT TO VOLTAGE OR GROUND
- G-SWITCH SIGNAL CIRCUIT INTERNAL OPEN
- CAB - TEST SIGNAL CIRCUIT OPEN
- G-SWITCH #1 SENSE CIRCUIT OPEN
- G-SWITCH #1 SENSE SWITCH OPEN
- CAB - #1 SENSE CIRCUIT OPEN
- G-SWITCH #2 SENSE CIRCUIT OPEN
- G-SWITCH #2 SENSE SWITCH OPEN
- CAB - #2 SENSE CIRCUIT OPEN