Part 5
INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION
INITIALIZATION (Continued)
17. OCCUPANT CLASSIFICATION SYSTEM (INITIALIZATION)
(a) ZERO POINT CALIBRATION
(1) Zero point calibration procedures
1 Check that all of the following conditions are met:
1 The vehicle is parked on a level surface.
2 No objects are placed on the front passenger seat.
3 The front passenger seat belt buckle switch is OFF.
2 Adjust the seat position according to the table below.
3 Connect the Techstream to the DLC3.
4 Turn the engine switch ON (IG).
5 Perform zero point calibration by following the prompts on the tester screen.
HINT:
- Refer to the Techstream operator's manual for further details.
- If the zero point calibration is performed when the calibration conditions are not satisfied, DTC B1797 is output.
- If the zero point calibration has failed, DTC B1797 is output.
- If After Exchange is selected before the previous ECU data are stored in the Techstream, the display screen returns to CONDITION SELECT ECU: Occupant Detect.
(b) SENSITIVITY CHECK
(1) Sensitivity check procedures
1 Turn the engine switch off.
2 Place a weight of 20 kg (44.0 lb) on the front passenger seat.
- Do not allow the weight to come into contact with the seatback when placing it on the seat cushion.
- Place the weight in the area shown in the illustration.
1 Turn the engine switch ON (IG), and wait for at least 6 seconds.
2 Check that the passenger airbag ON/OFF indicator indicates OFF.
OK:
Passenger airbag ON/OFF indicator indicates OFF.
3 Add a weight of 30 kg (66.1 lb) to the front passenger seat (total 50 kg (110.2 lb)).
- Do not allow the weight to come into contact with the seatback when placing it on the seat cushion.
- Place the weight in the area shown in the illustration.
4 Check that the passenger airbag ON/OFF indicator indicates ON.
OK:
Passenger airbag ON/OFF indicator indicates ON.
18. OCCUPANT CLASSIFICATION SYSTEM (REGISTRATION)
(a) REGISTRATION
NOTICE:
- After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
- If any DTCs related to the occupant classification ECU are output, troubleshoot those DTCs by referring to the DIAGNOSTIC TROUBLE CODE CHART.
- When ECU data saving or loading operations cannot be performed, replace the front seat set (with occupant classification ECU and occupant detection sensor).
HINT:
- When the front seat set (occupant classification ECU) is replaced, the previous ECU data must be saved in the Techstream and loaded into the new ECU by following the flowchart below.
- Until the data from the previous ECU are loaded into the new occupant classification ECU, these data are not erased even when the tester is turned off.
- ECU EXCHANGE procedure (Before Exchange) describes the procedure to save the data in the Techstream from the occupant classification ECU which was installed on the vehicle. ECU EXCHANGE procedure (After Exchange) describes the procedure to load the data from the previous ECU, stored in the Techstream, into the new ECU.
(1) Connect the Techstream to the DLC3.
(2) Turn the engine switch ON (IG).
(3) Store the occupant classification ECU data in the Techstream by following the prompts on the tester screen.
HINT: If the ECU data cannot be stored in the Techstream, replace the front seat set (with occupant classification ECU and occupant detection sensor).
(4) Turn the engine switch ON (IG).
(5) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(6) Replace the front seat set (occupant classification ECU).
(7) Connect the negative (-) terminal cable to the battery.
(8) Turn the engine switch ON (IG).
(9) Load the data from the previous ECU stored in the tester into the newly installed ECU by following the prompts on the tester screen.
(10) Turn the engine switch OFF.
(11) Turn the engine switch ON (IG).
(12) Clear the DTCs stored in the memory.
HINT: If DTCs are not cleared at this time, past DTCs will remain.
19. ENGINE IMMOBILIZER SYSTEM
(a) DESCRIPTION OF CODE REGISTRATION
HINT:
- The engine Immobilizer function's ID code is the same as recognition codes for the smart access system with push-button start and the wireless transmitter. Registering an ID code enables the smart access with push-button start, the wireless door lock control function and the engine Immobilizer function to be operated.
- Code registration is needed when the certification ECU, ID code box, steering lock ECU, ECM or key is replaced with a new one.
This vehicle does not have a key slot. Therefore, touch the logo of the key to the engine switch to register the key, as shown in the illustration.
(b) PART REPLACEMENT AND KEY REGISTRATION PROCEDURES
(1) If a malfunctioning ECU is discovered through troubleshooting of the smart key system, use the ECU replacement and key registration procedures in the table below.
HINT:
- The following procedures require the use of the Techstream:
- New key ID registration
- A maximum of 7 keys can be registered.
(c) KEY REGISTRATION PROCEDURES
(1) PROCEDURE "A"
New key ID registration (when replacing certification ECU and ID code box, or certification ECU, ID code box and steering lock ECU), or when performing all keys ID erasure (key code reset)
HINT: *: Repeat this process for each key which is to be registered for the vehicle. Finish the procedure for each key within 30 seconds. If the procedure for any of the keys has not been finished within the specified time, perform registration procedures from process 1 again. Make sure that only 1 key is in the cabin during registration procedures. If 2 or more keys are in the cabin simultaneously, electric waves will interfere with each other, preventing normal registration.
(2) PROCEDURE "B"
New key ID registration (when replacing certification ECU)
HINT:
- *1: Repeat this process for each key registered for the vehicle. Finish the procedure for each key within 30 seconds. If the procedure for any of the keys has not been finished within the specified time, perform registration procedures from process 1 again. If performing the key confirmation procedure for a key, the security indicator comes on and remains on until all the keys are confirmed.
- *2: Repeat this process for each key which is to be registered for the vehicle. Finish the procedure for each key within 30 seconds. If the procedure for any of the keys has not been finished within the specified time, perform registration procedures from 1 again. Make sure that only 1 key is in the cabin during registration procedures. If 2 or more keys are in the cabin simultaneously, electric waves will interfere with each other, preventing normal registration.
(3) PROCEDURE "C"
Additional key ID registration
HINT:
- *1: Perform this process for one of the keys registered for the vehicle. Finish the procedure within 30 seconds. If the procedure has not been finished within the specified time, perform registration procedures from process 1 again.
- *2: Repeat this process for each key which is to be registered for the vehicle. Finish the procedure for each key within 30 seconds. If the procedure for any of the keys has not been finished within the specified time, perform registration procedures from 1 again. Make sure that only 1 key is in the cabin during registration procedures. If 2 or more keys are in the cabin simultaneously, electric waves will interfere with each other, preventing normal registration.
(4) PROCEDURE "D"
Key ID erasure (Erase all registered key codes except one)
HINT: *: Perform this process for one of the keys registered for the vehicle. Finish the procedure within 30 seconds. If the procedure has not been finished within the specified time, perform erasure procedures from process 1 again.
(5) PROCEDURE "E"
All keys ID erasure
(6) PROCEDURE "F"
ECU code registration
HINT: *: Perform this process for one of the keys registered to the vehicle. Finish the procedure within 30 seconds. If the procedure has not been finished within the specified time, perform registration procedures from process 1 again.
(7) PROCEDURE "G"
ECU communication ID registration
NOTICE:
- The ECU communication ID should be registered when the ID code box is replaced in order to match the ECU communication ID.
- The engine cannot be started unless ECU communication ID is registered.
- After the registration, pressing the engine switch may not start the engine on the first try. If so, press the engine switch again.
- After the engine is started, erase DTC B2799 (code for ECM's Immobilizer communication error) using either of the following methods:
- Use the Techstream.
- Disconnect the battery for 30 seconds.
SST: 09843-18040
1 Using SST, connect terminal 13 (TC) and 4 (CG) of the DLC3.
2 Turn the engine switch on (IG) (do not start the engine) and leave it as is for 30 minutes.
3 Turn the engine switch off and disconnect terminals 13 (TC) and 4 (CG).
4 Check that the engine starts for more than 3 seconds.
(8) PROCEDURE "H"
ECU communication ID reregistration
NOTE:
The ECU communication ID should be registered when the ECM is replaced in order to match the ECU communication ID.
20. DRIVING SUPPORT ECU
(a) ->->If the driving support ECU has been replaced, turn the engine switch off on(IG) for 10 seconds off to perform the initialization.
21. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY
CAUTION:
Exposure to radio frequency emissions is hazardous to your health. It is hazardous to your health to be within 20 cm (7.9 in.) of the device's radio frequency aperture.
NOTICE:
- This device complies with FCC radio frequency emission regulations.
- Perform measurements on a level surface.
- Make sure that no large pieces of metal are within a 10 m (32.81 ft.) x 14 m (45.93 ft.) area in front of the vehicle. If possible, the surrounding area should also be free of large metal objects.
(a) Before adjusting the radar beam axis, prepare the vehicle as follows.
(1) Check the tire pressure and adjust it if necessary.
(2) Remove all excess weight from the vehicle (luggage, heavy objects, etc.).
(b) W/ Air suspension:
Adjust the vehicle's height to the standard height.
(c) Check and adjust the vertical direction of the radar sensor.
(1) Remove dust, oil and foreign matter from the radar sensor's level rack.
(2) Set a level on the radar sensor's level rack.
(3) Check that the level's air bubble is within the red frame.
OK:
Level's air bubble is within red frame.
If the bubble is not within the red frame, use a hexagon wrench to adjust bolt A until the air bubble is within the red frame.
- The adjustable range within the level's red frame is +-0.2°
- The target angle is +0.2° (upward angle of 0.2°).
(d) Adjust the reflector height.
(1) Adjust the reflector so that the center of the SST reflector is the same height as the millimeter wave radar sensor.
SST: 09870-60000
HINT: Prepare a 10 m (32.81 ft.) string, a string with a sharp-pointed weight (plumb bob), and a 5 m (16.41 ft.) tape measure.
(e) Place the reflector.
(1) Hang the string (with weight) from the center of the vehicle rear's emblem. Mark the vehicle rear's center point on the ground. Repeat for the front of the vehicle.
(2) Set one end of the 10 m (32.82 ft.) string on the vehicle rear's center point. Run the string over the vehicle front's center point to a position 5 m (16.41 ft.) beyond the vehicle front's center point, as shown in the illustration. Mark the 5 m (16.41 ft.) position.
(3) Using a tape measure, measure 12 mm (0.47 in.) to the left of the 5 m (16.41 ft.) position. Place the reflector at that position.
NOTE:
Perform the operation as precisely as possible.
(f) Check the radar beam axis.
(1) When using Techstream:
1 Connect Techstream to the DLC3.
2 Turn the engine switch on (IG).
3 Turn the Techstream main switch ON, and turn the cruise control main switch ON.
4 Select "Connect to Vehicle".
5 Under "Option", select "RADAR CRUISE".
6 Select either "W/O LKA System" or "W/ LKA System".
7 Under "System Selection Menu", select "Powertrain".
8 Select "Radar Cruise".
HINT: A buzzer will sound for 1 seconds.
9 Follow the tester display, and continue with the adjustment.
(2) Check the following items on the laser cruise divergence data screen.
NOTE:
While using the Techstream beam axis adjustment mode, the actual direction and angle of the radar sensor may be different from the Techstream data. In such a case, the deviation is displayed on the combination meter's multi-information display.
1 Confirm that the distance value is approximately 5 m (16.41 ft.).
HINT:
- A value between 0.0 and 6.3 m (20.67 ft.) is indicated.
- If the distance is 0 m (0 ft.), the sensor cannot detect the target. Reconfirm that there is no metal in the specified area in front of the vehicle (refer to the NOTICE at the beginning of this adjustment procedure).
2 Confirm that the left/right side value is between 0.0 and 6.3.
HINT: If the distance is 0 m (0 ft.), the sensor cannot detect the target. Reconfirm that there is no metal in the specified area in front of the vehicle (refer to the NOTICE at the beginning of this adjustment procedure).
(g) Check and adjust the horizontal direction of the radar sensor.
(1) Check that the divergence of the radar beam axis is 0°.
Standard:
0° (Both right and left)
If the axis is not as specified, use a hexagon wrench to adjust bolt B until the divergence of the radar beam axis is 0°.
(2) Based on the measured divergence of the beam axis, turn and adjust bolt B for horizontal adjustment of the millimeter wave radar sensor using a hexagon wrench.
- If "LEFT SIDE: 1.0°" is displayed, the divergence is 1.0° in the left direction. Turn bolt B approximately 18.6 turns to the negative (-) side.
- If the value does not change to 0°, it is possible that the sensor is aiming at something different. Reconfirm that there are no reflective materials in the surrounding area.
(3) Select "Next". The driving learning value is automatically reset.
HINT: A buzzer will sound for 10 seconds.
(4) Disconnect the Techstream from the DLC3.
(h) Recheck and readjust the vertical direction of the radar sensor.
(1) Set a level on the radar sensor's level rack.
(2) Check that the level's air bubble is within the red frame.
OK:
Level's air bubble is within the red frame.
If the bubble is not within the red frame, use a hexagon wrench to adjust bolt A until the level's air bubble is within the red frame.
- The adjustable range within the red frame is +/-0.2°.
- The target angle is +0.2° (upward angle of 0.2°).
22. ADVANCED PARKING GUIDANCE SYSTEM (INITIALIZATION)
(a) INITIALIZATION WITH DIAGNOSIS SYSTEM
(1) Start the diagnostic system
(2) Perform STEERING CENTER MEMORIZE and MAX STEERING ANGLE MEMORIZE on the STEERING ANGLE SETTING screen
(3) Finish the diagnostic system
(b) INITIALIZATION WITH MANUAL OPERATION
(1) Turn the engine switch on (IG) or start the engine.
(2) Fully turn the steering wheel to the right.*
(3) Fully turn the steering wheel to the left.*
HINT: *: These procedures can be performed as shown or in reverse.
23. ADVANCED PARKING GUIDANCE SYSTEM (CALIBRATION)
(a) PREPARATION FOR ADJUSTMENT
HINT: Only when adjusting the optical axis of the camera, set the target bar for adjustment.
(1) Park the vehicle with its wheels facing straight ahead and the steering wheel centered.
(2) Set the target bar for adjustment.
HINT:
- Adjust the tire pressure to the specification.
- The target bar for adjustment is a piece of tape attached to the floor. Check the color on the screen and choose a tape color which can be easily seen.
- Before parking the vehicle, move the vehicle back and forth to check that the wheels are facing straight ahead and that the steering wheel is centered.
(b) BOOT DIAGNOSIS MODE
(1) Start the engine.
(2) Start the diagnostic system.
(3) Select "Camera Check" on the Diagnosis Menu.
(c) SET VEHICLE HEIGHT
(1) At the "SIGNAL CHECK" screen, press "HT INIT" to display the "HEIGHT SET" screen.
HINT:
- Before performing the camera position setting, the vehicle height setting must be performed in the "HEIGHT SET" screen.
- If the vehicle height setting is not completed, the "HT INIT" display will change to "CHECKING".
(2) Measure the distance A between the ground and television camera in the illustration.
(3) Calculate the difference between the distance A and the standard height below.
Standard:
944 mm (37.2 in.)
(4) Press "UP" and "DOWN" to input the calculated difference.
(5) After inputting the calculated difference, press "OK". The vehicle height setting will be recorded.
HINT:
- Press "OK" with the vehicle in the same condition as when the vehicle height was measured.
- If a person was in the driver's seat when the vehicle height was measured, press "OK" with the same person in the driver's seat.
- On the "SIGNAL CHECK" screen, check that the "HT INIT" display is "INPUT OK".
(d) SET PARALLEL PARKING OFFSET
(1) Select "PARALLEL OFFSET" on the SIGNAL CHECK menu.
(2) Perform the parallel parking offset.
1 Press the UP or DOWN switches to adjust.
(e) SET VOLUME
(1) Select "VOLUME" on the SIGNAL CHECK menu.
(2) Select the volume level on the VOLUME menu.
(f) SET CAMERA POSITION SETTING
(1) Select the "NEXT" button on the SIGNAL MENU screen.
(g) Perform the roll angle adjustment.
(1) Press the directional switches to rotate the target adjustment bares.
(h) Perform the vertical and horizontal position adjustment.
(1) Press the directional switches to move the target adjustment boxes.
(i) SET BUMPER POSITION
(1) Press the directional switches to move the target adjustment.
(2) If the right and left bumper need to be adjusted individually, press the "L/R" button on the BUMPER.
(3) Press the directional switches to move the target adjustment on the LEFT BUMPER and RIGHT BUMPER screen.
(4) Check that A and the target adjustment bar are overlapping.
- If A and the target adjustment bar are not aligned even if the tires are aligned straight ahead, perform the CAMERA POSITION SETTING operation.
(j) CHECK VERIFY MODE
(1) Selecting "NEXT" will move to the STEERING ANGLE SETTING screen, and complete the adjustment.
HINT: The update is not completed until the "NEXT" key is pressed.
(k) SET STEERING ANGLE SETTING
(1) Perform the STEERING CENTER MEMORIZE operation.
1 Check that the steering wheel is centered, and then press "STEERING CENTER MEMORIZE".
- When performing removal and installation, or replacement of the television camera, steering angle adjustment is not required.
Press "OK" on the steering angle setting screen. However, the current steering angle is automatically stored as the steering angle neutral point when the steering angle setting screen is displayed. Make sure that the steering wheel is centered before changing the display to the steering angle setting screen.
- Even when storing the steering angle neutral point only, the system cannot store it unless the operation is completed by following the prompts from "NEXT" to "OK".
(2) Perform the MAX STEERING ANGLE MEMORIZE operation.
1 After adjusting the steering angle neutral point, turn the steering wheel to the left and right lock positions and press "MAX STEERING ANGLE MEMORIZE". The maximum steering angle is then stored.
HINT: The key "OK" does not respond until the system stores the steering angle neutral point and maximum steering angle.
(l) FINISH DIAGNOSIS MODE
(1) Turn the engine switch off.