Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2002HIGHLANDER 4WD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLRELAYS AND MODULES - BRAKES AND TRACTION CONTROLELECTRONIC BRAKE CONTROL MODULESERVICE AND REPAIR
2002 Toyota Highlander 4WD L4-2.4L (2AZ-FE)
Electronic Brake Control Module: Service and Repair
2002 Toyota Highlander 4WD L4-2.4L (2AZ-FE)SECTION Service and Repair
REPLACEMENT
1. REMOVE INSTRUMENT PANEL FINISH PANEL SUB-ASSY LOWER
2. REMOVE INSTRUMENT PNL INSERT SUB-ASSY LWR LH
3. REMOVE SKID CONTROL BUZZER ASSY (W/ VSC)
a. Disconnect the skid control buzzer connector.
b. Remove the skid control buzzer.
4. REMOVE SKID CONTROL ECU ASSY
a. Remove the 2 nuts and disconnect the skid control ECU from the body.
b. Disconnect the skid control ECU connectors and remove the skid control ECU assy.
5. INSTALL SKID CONTROL ECU ASSY
a. Connect the skid control ECU connectors.
b. Install the skid control ECU to the body with the 2 nuts.
Torque: 5.0 Nm (51 kgf-cm, 44 inch lbs.)
6. INSTALL SKID CONTROL BUZZER ASSY (W/ VSC)
a. Install the skid control buzzer.
b. Connect the skid control buzzer connector.
7. INSTALL INSTRUMENT PNL INSERT SUB-ASSY LWR LH
8. INSTALL INSTRUMENT PANEL FINISH PANEL SUB-ASSY LOWER
9. PERFORM YAWRATE SENSOR ZERO POINT (W/ VSC)
10. PERFORM DECELERATION SENSOR ZERO POINT CALIBRATION (W/ VSC)
11. CHECK VSC SENSOR SIGNAL (W/ VSC)
1. REMOVE INSTRUMENT PANEL FINISH PANEL SUB-ASSY LOWER
2. REMOVE INSTRUMENT PNL INSERT SUB-ASSY LWR LH
3. REMOVE SKID CONTROL BUZZER ASSY (W/ VSC)
a. Disconnect the skid control buzzer connector.
b. Remove the skid control buzzer.
4. REMOVE SKID CONTROL ECU ASSY
a. Remove the 2 nuts and disconnect the skid control ECU from the body.
b. Disconnect the skid control ECU connectors and remove the skid control ECU assy.
5. INSTALL SKID CONTROL ECU ASSY
a. Connect the skid control ECU connectors.
b. Install the skid control ECU to the body with the 2 nuts.
Torque: 5.0 Nm (51 kgf-cm, 44 inch lbs.)
6. INSTALL SKID CONTROL BUZZER ASSY (W/ VSC)
a. Install the skid control buzzer.
b. Connect the skid control buzzer connector.
7. INSTALL INSTRUMENT PNL INSERT SUB-ASSY LWR LH
8. INSTALL INSTRUMENT PANEL FINISH PANEL SUB-ASSY LOWER
9. PERFORM YAWRATE SENSOR ZERO POINT (W/ VSC)
10. PERFORM DECELERATION SENSOR ZERO POINT CALIBRATION (W/ VSC)
11. CHECK VSC SENSOR SIGNAL (W/ VSC)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.