Faulty right front impact sensor or SRS unit; replace the right front impact sensor See: Restraints and Safety Systems/Air Bag Systems/Impact
Sensor/Service and Repair/Front Impact Sensor Replacement, then clear the DTC. If the problem is still present, replace the SRS unit See: Relays
and Modules/Relays and Modules - Restraints and Safety Systems/Air Bag Control Module/Service and Repair/SRS Unit Replacement.?
NO -
Open in the right engine compartment wire harness or the dashboard wire harness; replace the faulty harness, then clear the DTC.?
42-2
SH AWD DTC Troubleshooting: 42-2
DTC 42-2:
Differential Fluid Temperature Sensor (Open/GND Short)
NOTE: Before you troubleshoot, review the general troubleshooting information See: Transmission and Drivetrain/Differential Assembly/Testing
and Inspection/Initial Inspection and Diagnostic Overview.
1. Raise and support the vehicle See: Maintenance/Vehicle Lifting/Service and Repair, and allow all four wheels to rotate freely.
2. Start the engine and turn the VSA off (the light on the VSA OFF switch comes on). Run the engine in D until the vehicle speed reaches 35
mph (56 km/h) and maintain the speed for 10 minutes, then slow down and stop the wheels.
3. Turn the ignition switch to LOCK (0), then turn the ignition switch back to ON (II).
4. Clear the DTC with the HDS.
5. Check for DTCs with the HDS.
Is DTC 42-2 indicated?
YES -
Go to step 6.
NO -
Intermittent failure, the system is OK at this time.?
6. Turn the ignition switch to LOCK (0).
7. Disconnect the rear differential fluid temperature sensor 2P connector.
8. Turn the ignition switch to ON (II).
9. Measure the voltage between rear differential fluid temperature sensor 2P connector terminals No. 1 and No. 2.
Is there 4 V or more?
YES -
Replace the rear differential fluid temperature sensor See: Powertrain Management/Transmission Control Systems/Sensors and Switches -
Transmission and Drivetrain/Sensors and Switches - Differential/Differential Temperature Sensor/Switch/Service and Repair.?
NO -
Go to step 10.
10. Measure the voltage between rear differential fluid temperature sensor 2P connector terminal No. 2 and body ground.
