TROUBLESHOOTING PROCEDURE
Troubleshooting should be proceed as follows. If the order is performed incorrectly or any part is omitted, a
misdiagnosis may result.
1. Gather information from the customer. (!Page 82)
2. Perform the pre-diagnosis inspection. (! Page 83)
3. Inspect the ABS indicator light. (!Page 86)
4. Output the DTCs stored in the ABS control unit. (!Page 89)
5. Perform appropriate troubleshooting procedures according to the DTCs output. (!Page 90)
If troubleshooting procedures cannot be performed, try to determine the cause of the malfunction according
to the information gathered in 1 through 4 and inspect the wiring. (!Page 77 and 78)
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6. Inspect the ABS components. (!Page 119)
7. Delete the DTCs and check the brake operation. (!Page 91)
* When disconnecting couplers and turning the ignition switch to ON, disconnect the ABS con-
trol unit coupler in order to prevent a DTC from being stored.
* Each time a resistance is measured, the ignition switch should be set to OFF.
13-80 DL650K7/AK7 (’07-MODEL)
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