TEST
ACTION
APPLICABILITY
2
Turn the ignition off.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Refer to any Hotline letters or Technical Service Bulletins that may apply.
Were any problems found?
All
Yes
→
Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
No
→
Test Complete.
3
Turn the ignition off.
Disconnect the CAB connector.
Check connector - Clean/repair as necessary.
Disconnect the G-Switch Sensor Connector.
NOTE: Check connector - Clean/repair as necessary.
Measure the resistance of the G-Switch Test Signal circuit.
Is the resistance below 5 ohms?
All
Yes
→
Go To
4
No
→
Repair the G-Switch Test Signal Circuit Open.
Perform ABS VERIFICATION TEST - VER 1.
4
Turn the ignition off.
Disconnect the CAB Connector.
Check connector - Clean/repair as necessary.
Disconnect the G-Switch Sensor Connector.
Check connector - Clean/repair as necessary.
Turn the ignition on.
Using a 12-volt test light connected to ground, check the Test Signal and both Sense
circuits.
Using a 12-volt test light connected to 12-volts, check the Test Signal and both Sense
circuits.
CAUTION: The test light should not light at any test point.
Does the test light illuminate at any test point?
All
Yes
→
Repair the G-Switch Test Signal or Sense circuit for a short to
voltage or ground.
Perform ABS VERIFICATION TEST - VER 1.
No
→
Go To
5
5
Turn the ignition off.
Disconnect the G-Switch Connector.
Check connector - Clean/repair as necessary.
Remove G-Switch from vehicle.
While holding the G-Switch level, measure the resistance of the G-Switch Test Signal
circuit and the G-Switch #1 Sense circuit in the G-Switch connector.
Is the resistance below 5 ohms?
All
Yes
→
Go To
6
No
→
Replace G-Switch.
Perform ABS VERIFICATION TEST - VER 1.
20
BRAKES (CAB)
G-SWITCH NOT PROCESSABLE —
Continued