Cruise Control Module: Service and Repair

Distance Control ECU:

DISTANCE CONTROL ECU

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION: Wait for 90 seconds after disconnecting the cable to prevent airbag deployment.

2. REMOVE INSTRUMENT PANEL FINISH PANEL END RH
3. REMOVE FRONT DOOR SCUFF PLATE RH
4. REMOVE FRONT DOOR OPENING TRIM COVER RH
5. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
6. REMOVE SIDE INSTRUMENT PANEL RH
7. REMOVE FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY
8. REMOVE LOWER INSTRUMENT PANEL RH

9. REMOVE DISTANCE CONTROL ECU ASSEMBLY




a. Remove the 2 nuts and the bolt and disengage the certification ECU with instrument panel wire.




b. Turn the certification ECU with instrument panel wire in the direction indicated by the arrow.

NOTE: Do not apply excessive force.

c. Disconnect the connectors.




d. Remove the nut and the distance control ECU assembly.

INSTALLATION

1. INSTALL DISTANCE CONTROL ECU ASSEMBLY




a. Install the distance control ECU assembly with the nut.

Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf)

NOTE: Do not install the distance control ECU if it has been damaged or impacted in any way.




b. Connect the connector.
c. Install the certification ECU with instrument panel wire with the 2 nuts and bolt.

Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf)

2. INSTALL LOWER INSTRUMENT PANEL RH
3. INSTALL FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY
4. INSTALL SIDE INSTRUMENT PANEL RH
5. INSTALL NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
6. INSTALL FRONT DOOR OPENING TRIM COVER RH
7. INSTALL FRONT DOOR SCUFF PLATE RH
8. INSTALL INSTRUMENT PANEL FINISH PANEL END RH
9. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

10. INITIALIZE DISTANCE CONTROL ECU ASSEMBLY

NOTE: After replacing the distance control ECU, it is necessary to initialize the distance control ECU so that the ECU can recognize the specification of the vehicle.

a. Be sure to perform the following procedures after replacing the distance control ECU.
1. Turn the engine switch on (IG).
2. Turn the cruise control main switch on.
3. With the brake pedal depressed, push the cruise control main switch to RES/ACC 3 times within 3 seconds. Check that the buzzer sounds at this time.

NOTE: Do not turn the headlight dimmer switch on at this time because the optical axis automatic adjustment mode has already started, which may lead to an incorrect optical axis setting. If the headlight dimmer switch is turned on by mistake, readjust the optical axis.

11. PERFORM INITIALIZATION

NOTE: Some systems need initialization when disconnecting the cable from the negative battery terminal.

12. INSPECT FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY
13. INSPECT SRS WARNING LIGHT