Component Tests and General Diagnostics
Detecting condition
Inspection procedures
DTC Inspection
1. Connect the GDS with the data link connector and turn the ignition switch ON.
2. Verify that the normal code is output.
3. Is the normal code output?
Check the power source circuit
1. Disconnect the connector from the ABS control module.
2. Turn the ignition switch ON, measure the voltage between terminal 3 of the ABS control module harness side connector and body ground.
Specification:approximately B+
3. Is the voltage within specification?
Check the ground circuit
1. Disconnect the connector from the ABS control module.
2. Check for continuity between terminals 25, 26 of the ABS control module harness side connector and ground point.
3. Is there continuity?
Check the wheel speed sensor circuit
1. Refer to the DTC troubleshooting procedures.
2. Is it normal?
Check the hydraulic circuit for leakage
1. Refer to the hydraulic lines.
2. Inspect leakage of the hydraulic lines.
3. Is it normal?
Detecting condition
Inspection procedures
DTC Inspection
1. Connect the GDS with the data link connector and turn the ignition switch ON.
2. Verify that the normal code is output.
3. Is the normal code output?
Check the wheel speed sensor circuit
1. Refer to the DTC troubleshooting procedures.
2. Is it normal?
Check the stop lamp switch circuit
1. Check that stop lamp lights up when brake pedal is depressed and turns off when brake pedal is released.
2. Measure the voltage between terminal 14 of the ABS control module harness side connector and body ground when brake pedal is depressed.
Specification :approximately B+
3. Is the voltage within specification?
Check the hydraulic circuit for leakage
1. Refer to the hydraulic lines.
2. Inspection leakage of the hydraulic lines.
3. Is it normal?
Detecting condition
Inspection procedures
Check The Power Supply Circuit For The Diagnosis
1. Measure the voltage between terminal 9 of the data link connector and body ground.
Specification :approximately B+
2. Is voltage within specification?
Check the ground circuit for the diagnosis
1. Check for continuity between terminal 5 of the data link connector and body ground.
2. Is there continuity?
Detecting condition
Inspection procedures
Check for Continuity in the Diagnosis Line
1. Disconnect the connector from the ABS control module.
2. Check for continuity between terminals 7 of the ABS control module connector and 1 of the data link connector.
3. Is there continuity?
Check the power source of ABS control module
1. Disconnect the connector from the ABS control module.
2. Turn the ignition switch ON, measure the voltage between terminal 3 of the ABS control module harness side connector and body ground.
Specification :approximately B+
3. Is voltage within specification?
Check for poor ground
1. Check for continuity between terminal 5 of the data link connector and ground point.
Detecting condition
Inspection procedures
Problem verification
1. Disconnect the connector from the ABS control module and turn the ignition switch ON.
2. Does the ABS warning lamp light up?
Check the power source for the ABS warning lamp
1. Disconnect the instrument cluster connector (M01-B) and turn the ignition switch ON.
2. Measure the voltage between terminal (M01-B) 16 of the cluster harness side connector and body ground.
Specification :approximately B+
3. Is voltage within specification?
Check for blown fuse
1. Check continuity of fuse (10A) from the engine compartment junction block.
2. Is there continuity?
Detecting condition
Inspection procedures
Check DTC Output
1. Connect the GDS to the 16P data link connector located behind the driver's side kick panel.
2. Check the DTC output using Scan Tool.
3. Is DTC output?
Check instrument cluster
1. Disconnect the cluster connector and turn the ignition switch ON.
2. Does the ABS warning lamp remains ON?
Check for open in the wire
1. Check for continuity in the wire between cluster and ABS control module.
2. Is there continuity?
