YES -
Go to step 2.
NO -
Go to step 3.
2. Check the part number of the VSA modulator-control unit, and make sure that it is the correct part, and it was installed properly.
Are the correct parts installed?
YES -
Go to step 3.
NO -
Faulty VSA modulator-control unit; replace the VSA modulator-control unit See: Brakes and Traction Control/Antilock Brakes / Traction Control
Systems/Traction Control Module/Service and Repair.?
3. Update the VSA modulator-control unit See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Traction Control
Module/Testing and Inspection and the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning, if they do not
have the latest software.
4. Turn the ignition switch to ON (II), then wait for 10 seconds.
5. Press the MAIN switch ON.
6. Check for DTCs with the HDS.
Is DTC 42 indicated?
YES -
Go to step 7.
NO -
Intermittent failure, the system is OK at this time.?
7. Check for VSA system DTCs with the HDS.
Are any DTCs indicated?
YES -
Troubleshoot the indicated VSA system DTC(s).?
NO -
Check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning.?
42-Ax
SRS DTC Troubleshooting: 42-2x, 42-8x, 42-9x, 42-Ax, 42-Bx
DTC 42-2x, 42-8x, 42-9x, 42-Ax, 42-Bx ("x" can be 0 thru 9 or A thru F):
Internal Failure of the Right Front Impact Sensor
NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures See: Body and Frame/Air Bag(s) Arming and
Disarming/Service and Repair and General Troubleshooting Information See: Restraints and Safety Systems/Air Bag Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes.
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to ON (II), then wait for 10 seconds.
3. Check for DTCs with the HDS.
Is DTC 42-2x, 42-8x, 42-9x, 42-Ax, or 42-Bx indicated?
