Lexus ES: Calibration
CALIBRATION
NOTICE:
- Initial AWD functions such as acceleration are sometimes affected unless backup memory is cleared.
- When the yaw rate and acceleration sensor (airbag ECU assembly) is replaced, Reset Memory must be performed.
RESET MEMORY
(a) Turn the engine switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / Four Wheel Drive / Utility / Reset Memory.
Chassis > Four Wheel Drive > Utility| Tester Display |
|---|
| Reset Memory |
(f) Operate the Techstream to clear the data.
READ NEXT:
Data List / Active Test
DATA LIST / ACTIVE TEST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faul
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Dynamic Torque Control AWD System DTC No. Detection Item Link C120C Linear Solenoid Power Supply System Malfunction C1241 Low or High Power Supply
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Check the DTCs. (1) Connect the Techstream to the DLC3. (2) Turn the engine switch on (IG). (3) Turn the Techstream on. (4) Read the DTCs following the prompts on the T
SEE MORE:
Steering Angle Sensor Supply Voltage Circuit Circuit Short to Ground or Open (C14FE14)
DESCRIPTION This DTC is stored when the skid control ECU (brake actuator assembly) receives a +B line open signal from the steering angle sensor. DTC No. Detection Item DTC Detection Condition Trouble Area C14FE14 Steering Angle Sensor Supply Voltage Circuit Circuit Short to Ground or
Check Bus 4 Line for Short to +B
DESCRIPTION There may be a short circuit between one of the CAN bus lines and +B when there is no resistance between terminal 22 (CA2H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 7 (CA2L) of the central gateway ECU (network gateway ECU) and termin
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