1
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INSPECT BRAKE FLUID LEVEL
• Is brake fluid level normal?
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Yes
|
Go to next step.
|
No
|
Add brake fluid.
|
2
|
CHECK FOR DTCs in ABS/TCS HU/CM
• Have DTCs been recorded in memory?
|
Yes
|
Perform inspection using appropriate DTC.
|
No
|
Go to next step.
|
3
|
VERIFY WHETHER MALFUNCTION IS IN PARKING BRAKE SWITCH
• Disconnect parking brake switch connector
• Does BRAKE system warning light go out with ignition switch on?
|
Yes
|
Replace parking brake switch.
|
No
|
Perform the following inspections. Repair if necessary.
• Short to ground in wiring harness between instrument cluster (BRAKE system warning light) and parking brake switch.
Inspect instrument cluster.
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*4
|
INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC -2(DATA LINK CONNECTOR-2) FOR CONTINUITY
• Disconnect ABS HU/CM connector.
• Is there continuity between SST connector terminal AQ and data link connector?
|
Yes
|
Go to next step.
|
No
|
Repair wiring harness between ABS HU/CM and data link connector.
|
*5
|
INSPECT WIRING HARNESS BETWEEN ABS/ HU/CM AND DLC-2 (DATA LINK CONNECTOR-2) FOR SHORT TO B+
Is voltage approx. 12 V at connector terminal AQ?
|
Yes
|
Repair wiring harness between ABS HU/CM and data link connector.
|
No
|
Go to next step.
|
*6
|
INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC-2 (DATA LINK CONNECTOR-2) FOR SHORT TO GROUND
Is there continuity between connector terminal AQ and ground?
|
Yes
|
Repair wiring harness between ABS HU/CM and data link connector.
|
No
|
Replace ABS CM (communication circuit malfunction in ABS CM).
|
|