Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

Check whether zero point calibration of yaw rate (deceleration) sensor has been done or not.
PREPARATION:

Shift the shift lever in the P position and turn the ignition switch ON. Repeat connecting and releasing Ts and E¹ terminals of the DLC1 4 times or more for 8 sec. After this, turn the ignition switch OFF and after connecting terminals Ts and E¹ , turn it ON again.
1. Go to next step.
Carry out yaw rate (deceleration) sensor zero point calibration and confirm it by VSC TRAC warning light.
OK:

VSC TRAC warning light blinks
1. OK: No problem.
2. NG: Go to next step.
Check DTC for the VSC (See PRE-CHECK ).
If other than DTC C1336/39 is output, rRepair ABS control system according to the code output.

If DTC C1336/39 only is output, go to next step.
Check for open and short circuit in harness and connector between PNP switch (P position) and skid control ECU and ECM (See HOW TO USE THE DIAGNOSTIC TABLE AND INSPECTION ).
1. NG: Repair or replace harness or connector.
2. OK: Go to next step.
Check for open and short circuit in harness and connector between yaw rate (deceleration) sensor and skid control ECU (See HOW TO USE THE DIAGNOSTIC TABLE AND INSPECTION ).
1. NG: Repair or replace harness or connector.
2. OK: Go to next step.
Check yaw rate (deceleration) sensor (See PRE-CHECK ).
1. NG: Replace yaw rate sensor.
2. OK: Check and replace skid control ECU.