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Home >> Lexus >> 2007 >> GS 450h V6-3.5L (2GR-FSE) Hybrid >> Repair and Diagnosis >> Cruise Control >> Relays and Modules - Cruise Control >> Cruise Control Module >> Service and Repair
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Cruise Control Module: Service and Repair

Distance Control ECU:




DISTANCE CONTROL ECU

REMOVAL

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

2. REMOVE NO.1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

3. REMOVE DISTANCE CONTROL ECU




a. Disconnect the ECU connector.
b. Remove the nut and ECU.

INSTALLATION




1. INSTALL DISTANCE CONTROL ECU
a. Install the ECU with the nut.

Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf)

NOTE: Do not install the ECU if it has been damaged or if it has received some sort of shock.

b. Connect the ECU connector.

2. INSTALL NO.1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
4. INITIALIZE DISTANCE CONTROL ECU

NOTE: When replacing the distance control ECU, perform the following procedures so that the ECU can recognize the specification.

a. Be sure to perform the following procedures after replacing the distance control ECU.
1. Turn the power switch ON (IG).
2. Push the cruise 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 VSC buzzer sounds at this time.

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

5. PERFORM INITIALIZATION
a. Perform initialization.

NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
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