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SPECIAL TOOLS AND EQUIPMENT

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SPECIAL TOOLS 2007 BRAKES Antilock Brake System – H3 Special Tools Illustration Tool Number/Description CH 47830 Holding Fixture

DESCRIPTION AND OPERATION

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ABS DESCRIPTION AND OPERATION This vehicle is equipped with an Advics HB-CI brake master cylinder assembly. The electronic brake control module (EBCM) and the brake pressure modulator valve (BPMV) is serviced as one assembly. The BPMV uses a 4 circuit configuration to control hydraulic pressure to each wheel independently. The following vehicle performance enhancement systems […]

CAUTION: Refer to Brake Fluid Irritant Caution

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1. Remove the brake master cylinder and power brake booster assembly. Refer to Brake Master Cylinder with Power Brake Booster and Chassis Control Module Replacement (LHD) or Brake Master Cylinder with Power Brake Booster and Chassis Control Module Replacement (RHD). 2. Install the CH-47830 to the master cylinder assembly. See Special Tools. 3. Position the […]

BRAKE MASTER CYLINDER WITH POWER BRAKE BOOSTER AND CHASSIS CONTROL MODULE REPLACEMENT (RHD)

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2007 BRAKES Antilock Brake System – H3 Removal Procedure CAUTION: Refer to Brake Fluid Irritant Caution. NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components Notice. 1. Apply and release the brake pedal at least 20 times to release the power brake accumulator reserve pressure. 3. Disconnect the 4 brake pipe fittings from […]

BRAKE MASTER CYLINDER WITH POWER BRAKE BOOSTER AND CHASSIS CONTROL

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MODULE REPLACEMENT (LHD) Removal Procedure CAUTION: Refer to Brake Fluid Irritant Caution. NOTE: Refer to Brake Fluid Effects on Paint and Electrical Components 2007 BRAKES Antilock Brake System – H3 Notice. 1. Apply and release the brake pedal 20 times to deplete the hydraulic brake booster accumulator reserve. Fig. 22: Identifying Rear And Left Front […]

REPAIR INSTRUCTIONS

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ANTILOCK BRAKE SYSTEM AUTOMATED BLEED PROCEDURE (WITHOUT RPO BRM) CAUTION: Refer to Brake Fluid Irritant Caution. CAUTION: Do not remove the reservoir cap while depressing and releasing the brake pedal. If the cap is removed while depressing and releasing the brake pedal, pressurized brake fluid being returned to the reservoir may leave the reservoir. Personal […]

Circuit/System Testing

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2007 BRAKES Antilock Brake System – H3 1. Ignition OFF, disconnect the harness connector at the yaw rate/lateral and longitudinal accelerometer sensor. 2. Test for less than 1 ohm of resistance between the ground circuit terminal 4 and ground. о If greater than the specified range, test for an open/high resistance in the ground circuit. […]

DTC U1651

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Chassis System Dedicated Bus Sensor 1 Malfunction Circuit/System Description The yaw rate, lateral and longitudinal accelerometers are combined into one combination sensor external to the electronic brake control module (EBCM). The combination sensor receives ignition power and a ground that is separate from the EBCM. The combination sensor sends dedicated serial data messages to the […]

DTC C0710

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Steering Position Signal Circuit/System Description The electronic brake control module (EBCM) receives a digital and an analog steering wheel position signal from one sensor. The EBCM uses the steering wheel position sensor (SWPS) signals to perform Vehicle Stability Enhancement System (VSES). The analog and digital data parameters on the scan tool normally range from +220° […]

DTC C0550

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Electronic Control Unit (ECU) Performance Diagnostic Fault Information IMPORTANT: Always perform the Diagnostic System Check – Vehicle prior to using this diagnostic procedure. Circuit/System Description The electronic brake control module (EBCM) detects an internal malfunction. Conditions for Running the DTC 2007 BRAKES Antilock Brake System – H3 The ignition switch is in the ON position. […]