Inspection Procedure

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

When U0121/94, U0123/62, U0124/95 or U0126/63 are output together with C1210/36 or C1336/39, inspect and repair the trouble areas indicated by U0121/94, U0123/62, U0124/95 or U0126/63 first.

PERFORM ZERO POINT CALIBRATION OF YAW RATE SENSOR AND DECELERATION SENSOR
1. Perform the zero point calibration of the yaw rate sensor and deceleration sensor, (see PRE-CHECK )
NEXT: Go to next step.
RECONFIRM DTC
1. Clear the DTCs. (see PRE-CHECK )
2. Turn the ignition switch to the ON position.
3. Are the same DTCs recorded? (see PRE-CHECK )
NO: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )

YES: Go to next step.
CHECK SENSOR INSTALLATION
1. Check that the yaw rate sensor (deceleration sensor) has been installed properly (see PRE-CHECK ).
NG: INSTALL YAW RATE SENSOR CORRECTLY

OK: REPLACE YAWRATE SENSOR (SEE REPLACEMENT )

NOTE: When replacing the Brake Actuator assy, perform zero point calibration (see PRE-CHECK ).