Part 2
INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION
11. PERFORM INITIALIZATION AND CALIBRATION OF LINEAR SOLENOID VALVE (When Using the Techstream) (Electronically Controlled Brake System)
(a) Clear the stored linear solenoid valve calibration data.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Connect the Techstream to the DLC3.
(5) Turn the power switch on (IG).
(6) Turn the Techstream on.
(7) Select the skid control ECU to clear the linear solenoid valve calibration data using the Techstream. Enter the following menus: Chassis / ABS/VSC/TRAC / Utility / Reset Memory.
(8) Perform initialization and calibration of the linear solenoid valve.
(9) Perform the zero point calibration of yaw rate and acceleration sensor.
(b) Perform initialization and calibration of the linear solenoid valve.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Connect the Techstream to the DLC3.
(5) Turn the power switch on (IG) with the brake pedal released.
NOTICE:
* If the linear solenoid valve offset learning is performed without turning the power switch on (IG), the learning process may not be completed properly because of insufficient auxiliary battery voltage.
* When the linear solenoid valve offset learning is interrupted, or the learning process is performed with the shift lever not in P, DTC C1345 (Linear Solenoid Valve Offset Learning Undone) will be stored.
(6) Turn the Techstream on.
(7) Switch the skid control ECU to the Test Mode using the Techstream. Enter the following menus: Chassis / ABS/VSC/TRAC / Utility / ECB* Utility / Linear Valve Offset.
*: Electronically Controlled Brake System
(8) Leave the vehicle stationary without depressing the brake pedal for 1 or 2 minutes.
(9) Check that the interval between blinks of the brake warning light / yellow (minor malfunction) changes from 1 second to 0.25 seconds.
HINT
* The time needed to complete initialization and calibration of the linear solenoid valve varies depending on auxiliary battery voltage.
* The brake warning light / yellow (minor malfunction) blinks at 1 second intervals during initialization and calibration of the linear solenoid valve and changes to the Test Mode display.
* The brake warning light / yellow (minor malfunction) blinks at 0.25 seconds intervals if the Test Mode is normal.
(10) Check that DTC C1345 (Linear Solenoid Valve Offset Learning Undone) which indicates trouble with stroke sensor zero point learning is not output when the brake warning light / yellow (minor malfunction) changes to the Test Mode display upon initialization and calibration of the linear solenoid valve completion.
(11) Enter the normal mode from the Test Mode following the Techstream directions.
HINT
Refer to the Techstream operator's manual for further details.
12. PERFORM INITIALIZATION AND CALIBRATION OF LINEAR SOLENOID VALVE (When not Using the Techstream) (Electronically Controlled Brake System)
(a) Clear the stored linear solenoid valve calibration data.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Turn the power switch on (IG) with the brake pedal released.
(5) Using SST, connect and disconnect terminals TS and CG of the DLC3 4 times or more within 8 seconds.
SST : 09843-18040
Text in Illustration
(6) Check that no codes other than ABS code 42, VSC code 45 and electronically controlled brake system code 48, 66, or 95 are stored in the diagnostic system.
HINT
The ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights do not indicate a normal system code.
(7) Remove SST from the terminals of the DLC3.
(8) Perform initialization and calibration of the linear solenoid valve.
(9) Perform the zero point calibration of yaw rate and acceleration sensor.
(b) Perform initialization and calibration of the linear solenoid valve.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Using SST, connect terminals TS and CG of the DLC3.
SST : 09843-18040
Text in Illustration
(5) Turn the power switch on (IG) with the brake pedal released.
NOTICE:
* If the linear solenoid valve offset learning is performed without turning the power switch on (IG), the learning process may not be completed properly because of insufficient auxiliary battery voltage.
* When the linear solenoid valve offset learning is interrupted, or the learning process is performed with the shift lever not in P, DTC 66 (Linear Solenoid Valve Offset Learning Undone) will be stored.
(6) Leave the vehicle stationary without depressing the brake pedal for 1 or 2 minutes.
(7) Check that the interval between blinks of the brake warning light / yellow (minor malfunction) changes from 1 second to 0.25 seconds.
HINT
* The time needed to complete initialization and calibration of the linear solenoid valve varies depending on the auxiliary battery voltage.
* The brake warning light / yellow (minor malfunction) blinks at 1 second intervals during initialization and calibration of the linear solenoid valve and changes to the Test Mode display.
* The brake warning light / yellow (minor malfunction) blinks at 0.25 seconds intervals if Test Mode is normal.
(8) Check that DTC 66 (Linear Solenoid Valve Offset Learning Undone) which indicates trouble with stroke sensor zero point learning is not output when the brake warning light / yellow (minor malfunction) changes to the Test Mode display upon initialization and calibration of the linear solenoid valve completion.
(9) Turn the power switch off and disconnect SST from the DLC3.
13. OBTAIN ZERO POINT OF YAW RATE AND ACCELERATION SENSOR (When Using the Techstream) (Electronically Controlled Brake System)
NOTICE:
* While obtaining the zero points, keep the vehicle stationary and do not vibrate, tilt, move, or shake it. (Do not turn the power switch on (READY).)
* Be sure to perform this procedure on a level surface (with an inclination of less than 1 degree).
(a) Clear the zero point calibration data.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Connect the Techstream to the DLC3.
(5) Turn the power switch on (IG).
(6) Turn the Techstream on.
(7) Select the skid control ECU and clear the zero point calibration data using the Techstream. Enter the following menus: Chassis / ABS/VSC/TRAC / Utility / Reset Memory.
(8) Turn the power switch off.
NOTICE:
If the power switch is turned on (IG) for more than 15 seconds with the shift lever in P after the zero points of the yaw rate and acceleration sensor have been cleared, only the zero point of the yaw rate sensor will be stored. If the vehicle is driven under these conditions, the skid control ECU will store the zero point calibration for the acceleration sensor as not being completed. The skid control ECU will then also indicate this as a malfunction of the VSC system using the indicator light.
(b) Perform the zero point calibration of the yaw rate and acceleration sensor.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
NOTICE:
DTCs C1210 (Zero Point Calibration of Yaw Rate Sensor Undone) and C1336 (Zero Point Calibration of Acceleration Sensor Undone) will be stored if the shift lever is not in P.
(4) Connect the Techstream to the DLC3.
(5) Turn the power switch on (IG).
(6) Turn the Techstream on.
(7) Switch the skid control ECU to Test Mode using the Techstream. Enter the following menus: Chassis / ABS/VSC/TRAC / Utility / Test Mode.
(8) After Test Mode has been entered, keep the vehicle stationary on a level surface for 2 seconds or more.
(9) Check that the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights come on for several seconds and then blink in Test Mode.
HINT
* If the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights do not blink, perform zero point calibration again.
* The zero point calibration is performed only once after the system enters Test Mode.
* Calibration cannot be performed again until the stored data is cleared.
(10) Turn the power switch off and disconnect the Techstream.
14. OBTAIN ZERO POINT OF YAW RATE AND ACCELERATION SENSOR (When not Using the Techstream) (Electronically Controlled Brake System)
NOTICE:
* While obtaining the zero points, keep the vehicle stationary and do not vibrate, tilt, move, or shake it. (Do not turn the power switch on (READY).)
* Be sure to perform this procedure on a level surface (with an inclination of less than 1 degree).
(a) Clear the zero point calibration data.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
(4) Turn the power switch on (IG).
(5) Check that the initial check is completed.
(6) Using SST, connect and disconnect terminals TS and CG of the DLC3 4 times or more within 8 seconds.
SST : 09843-18040
Text in Illustration
(7) Check that no codes other than ABS code 42, VSC code 45 and electronically controlled brake system code 48, 66, or 95 are stored in the diagnostic system.
HINT
The ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights do not indicate a normal system code.
NOTICE:
If the power switch is turned on (IG) for more than 15 seconds with the shift lever in P after the zero points of the yaw rate and acceleration sensor have been cleared, only the zero point of the yaw rate sensor will be stored. If the vehicle is driven under these conditions, the skid control ECU will store the zero point calibration for the acceleration sensor as not being completed. The skid control ECU will then also indicate this as a malfunction of the VSC system using the indicator light.
(b) Perform the zero point calibration of the yaw rate and acceleration sensor.
(1) Turn the power switch off.
(2) Check that the steering wheel is centered.
(3) Check that the shift lever is in P.
NOTICE:
DTCs 36 (Zero Point Calibration of Yaw Rate Sensor Undone) and 98 (Zero Point Calibration of Acceleration Sensor Undone) will be recorded if the shift lever is not in P.
(4) Using SST, connect terminals TS and CG of the DLC3.
SST : 09843-18040
Text in Illustration
(5) Turn the power switch on (IG).
(6) After Test Mode has been entered, keep the vehicle stationary on a level surface for 2 seconds or more.
(7) Check that the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights come on for several seconds and then blink in Test Mode.
HINT
* If the ABS warning, brake warning / yellow (minor malfunction) and slip indicator lights do not blink, perform zero point calibration again.
* The zero point calibration is performed only once after the system enters Test Mode.
* Calibration cannot be performed again until the stored data is cleared.
(8) Turn the power switch off and disconnect SST from the DLC3.
15. ROTATION ANGLE SENSOR INITIALIZATION AND TORQUE SENSOR ZERO POINT CALIBRATION (Power Steering System)
NOTICE:
Clear the rotation angle sensor calibration value, initialize the rotation angle sensor, and calibrate the torque sensor zero point if any of the following has occurred:
* The power steering ECU has been replaced.
* The steering column assembly has been replaced.
* Steering effort differs between turning left and right.
(a) Inspection before calibration
(1) Turn the power switch off.
(2) Connect the Techstream to the DLC3.
(3) Turn the power switch on (IG).
(4) Turn the Techstream on.
(5) Calibrate the power steering ECU. Enter the following menus: Chassis / EMPS / Data List.
(6) Check the values by referring to the table below.
EMPS
Standard Voltage:
10 to 14 V
NOTICE:
If the IG power supply voltage is 9 V or less, calibration cannot be performed. In this case, charge or replace the battery, and then perform calibration.
(b) Rotation angle sensor calibration value clear, rotation angle sensor initialization, and torque sensor zero point calibration
NOTICE:
* If DTC C1516 (Torque Sensor Zero Point Adjustment Incomplete) is stored, the torque sensor zero point cannot be calibrated. Clear the DTC before starting calibration.
* If DTC C1526 (Rotation Angle Sensor Initialization Incomplete) is stored, the rotation angle sensor cannot be initialized. Clear the DTC before starting initialization.
(1) Turn the power switch off.
(2) Connect the Techstream to the DLC3.
(3) Turn the power switch on (IG).
(4) Turn the Techstream on.
(5) Enter the following menus: Chassis / EMPS / Utility / Torque Sensor Adjustment.
NOTICE:
* Center the steering wheel and align the front wheels straight ahead.
* Do not turn the steering wheel sharply.
* Do not touch the steering wheel during the torque sensor zero point calibration. (Wait for 3 seconds after the calibration.)
16. ADJUST PARKING ASSIST MONITOR SYSTEM (Parking Assist Monitor System)
(a) This parking assist monitor system can be set from the diagnostic screen of the multi-display.
(b) If the following operations are performed, it is necessary to perform adjustments and checks on the diagnostic screen.
HINT
The adjustment values stored while performing parking assist monitor system calibration are stored in the parking assist ECU.
17. PARKING ASSIST ECU INITIALIZATION (Parking Assist Monitor System)
HINT
Be sure to check for DTCs before performing this procedure.
(a) Preparation for adjustment
(1) Park the vehicle with the steering wheel centered.
(2) Set a target bar for optical axis adjustment of the rear television camera.
HINT
Only when adjusting the optical axis of the camera, create a target bar for adjustment.
Dimension:
Text in Illustration
HINT
* Set a piece of tape on the ground as the target bar for adjustment. Its width and length are 20 to 30 mm (0.787 to 1.181 in.) and 1995 to 2005 mm (6.545 to 6.578 ft.), respectively. Check the color on the multi-display and choose a tape color which can be easily seen.
* Before parking the vehicle, be sure to move the vehicle forward and in reverse to check that the tires are facing straight ahead with the steering wheel centered.
* Check that the back door is fully closed.
(3) Set a target bar for optical axis adjustment of the side television camera.
HINT
Only when adjusting the optical axis of the camera, create a target bar for adjustment.
Dimension:
Text in Illustration
HINT
Target bars for side camera adjustment should be made with 2 pieces of 2.5 cm wide tape; one piece should be 100 cm (3.28 ft.) (C+D) and the other should be 70 cm (2.30 ft.) (E+F) long. Check the tape color on the multi-display and choose a tape color which can be easily seen.
(b) Start diagnostic mode.
NOTICE:
Mode setting must be carried out with the hybrid system started. Apply the parking brake, depress the brake pedal, move the shift lever to P, and ensure that the vehicle is not moving.
(1) Select "Function Check/Setting" on the Service Menu screen.
(2) Select "Camera Setting" on the Function Check/Setting screen.
(3) Select "NEXT" on the SIGNAL CHECK screen.
NOTICE:
* When "CHK" (red) is displayed for any items on the SIGNAL CHECK screen, selecting "NEXT" will not change the screen to the SIDE CAMERA POSITION SETTING screen.
* When "CHK" (red) is displayed for any items on the SIGNAL CHECK screen, perform inspections using the SIGNAL CHECK screen.
HINT
* When the outer mirrors are retracted, selecting "NEXT" will not change the screen to the SIDE CAMERA POSITION SETTING screen.
* If the screen does not change to the SIDE CAMERA POSITION SETTING screen even though the outer mirrors are extended, perform the MIRROR SW check on the SIGNAL CHECK screen.
* If the screen does not change to the SIDE CAMERA POSITION SETTING screen even after "OK" (blue) is displayed as a result of the MIRROR SW check on the SIGNAL CHECK screen, replace the parking assist ECU.
(c) SIDE CAMERA POSITION SETTING
HINT
Colors used on the side camera position setting screen
Text in Illustration
(1) Perform the roll angle adjustment.
* Select switches A and B to rotate C so that it is parallel to the target adjustment bar.
(2) Perform the vertical and horizontal position adjustment.
* Select the directional switches D, E, F and G to move C so that the target adjustment bar is centered in C.
(3) Select "NEXT" to display SIDE VERIFY MODE.
(d) SIDE VERIFY MODE
(1) Check that the red cross and the target adjustment bar are aligned.
HINT
If they are not aligned, select "BACK" and perform SIDE CAMERA POSITION SETTING again.
(2) Select "NEXT" to store the side camera aiming adjustment value and change the screen to the STEERING ANGLE SETTING screen.
HINT
* When "NEXT" is selected, a beep will sound to confirm that the side camera aiming adjustment values have been stored.
* The adjustment value will not be stored unless "NEXT" is selected.
(e) STEERING ANGLE SETTING
(1) Perform the STEERING CENTER MEMORIZE operation.
* Check that the steering wheel is centered, and then select "STEERING CENTER MEMORIZE".
HINT
When performing removal and installation, or replacement of the television camera, steering angle adjustment is not required.
(2) Perform the MAX STEERING ANGLE MEMORIZE operation.
* After adjusting the steering angle neutral point, turn the steering wheel to the left and right lock positions and select "MAX STEERING ANGLE MEMORIZE". The maximum steering angle is then stored and the screen changes to the BACK CAMERA POSITION SETTING screen.
HINT
The "NEXT" button does not respond until the system stores the steering angle neutral point and maximum steering angle.
HINT
* It is also possible to start by initially turning the steering to the right side.
* When "MAX STEERING ANGLE MEMORIZE" is selected, a beep will sound to confirm that the steering adjustment values have been stored.
* The adjustment value will not be stored unless "MAX STEERING ANGLE MEMORIZE" is selected after turning the steering wheel side to side.
* When "BACK" is selected, the screen changes to SIDE VERIFY MODE without storing the set values.
* Even if no DTCs are detected, selecting "MAX STEERING ANGLE MEMORIZE" may not cause the adjustment value to be stored if the steering sensor is malfunctioning.
* If selecting "MAX STEERING ANGLE MEMORIZE" does not cause the adjustment value to be stored after adjusting the steering angle, replace the spiral with sensor cable sub-assembly.
(f) BACK CAMERA POSITION SETTING
HINT
* When the back door is open, the "Back door is open. Do not use the rear view monitor when the back door is not completely closed." message will be displayed and camera position setting will not be possible.
* If the "Back door is open. Do not use the rear view monitor when the back door is not completely closed." message is displayed even when the back door is closed, perform inspections according to Problem Symptoms Table (A back door open warning message is displayed even after back door is closed).
(1) Perform the roll angle adjustment.
* Select switches A and B to rotate C so that it is parallel to the target adjustment bar.
(2) Perform the vertical and horizontal position adjustment.
* Select the directional switches D, E, F and G to move C so that the target adjustment bar is centered in C.
(3) Select the "NEXT" button on the BACK CAMERA POSITION SETTING screen.
(g) BACK VERIFY MODE
(1) Check that A and the target adjustment bar are overlapping.
* If the steering angle neutral point is not aligned, perform the STEERING CENTER MEMORIZE and MAX STEERING ANGLE MEMORIZE operations.
* If A and the target adjustment bar are not aligned even if the tires are aligned straight ahead, perform the camera position setting operation.
(2) Selecting "OK" will return the screen to the Service Menu screen, and complete the adjustment.
HINT
* The update is not completed until "OK" is selected.
* When "OK" is selected, a beep will sound to confirm that the rear camera aiming adjustment values have been stored.
(h) Finish diagnostic mode.