Mazda 2002 6 Workshop Manual page 658

STEP
8 INSPECT ABS (ABS/TCS) HU/CM
OPERATION
• Perform ABS (ABS/TCS) HU/CM system
inspection.
(See P–27 ABS (ABS/TCS) HU/CM
SYSTEM INSPECTION)
• Is it okay?
9 VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from memory.
See P–46 Clearing DTCs Procedures
• Start engine and drive vehicle at 10 km/h
{6.2 mph} or above.
• Gradually slow down vehicle and stop.
• Is same DTC present?
10 VERIFY AFTER REPAIR PROCEDURE
• Is there any other DTC present?
DTC C1186, C1266 End Of Sie
Caution
• When attaching the tester lead to the ABS (ABS/TCS) HU/CM harnesses connector the SST (49
G066 001) must be used. (See
DTC C1186, C1266
• C1186:
— Fail-safe relay in ABS (ABS/TCS) HU/CM stuck OFF when ignition switch is turned ON, fail-safe
DETECTION
• C1266:
CONDITION
— Fail-safe relay in ABS (ABS/TCS) HU/CM stuck ON when ignition switch is turned ON, fail-safe relay
• Malfunction of fuse (ABS 60 A)
• Open circuit in harness between ABS (ABS/TCS) HU/CM terminal AA and battery positive terminal
POSSIBLE
• Open or short of fail-safe relay in ABS (ABS/TCS) HU/CM
CAUSE
• Stuck fail-safe relay in ABS (ABS/TCS) HU/CM
P–62
ON-BOARD DIAGNOSTIC (ABS/TCS)
INSPECTION
P–29 ABS (ABS/TCS) HU/CM
Fail-safe relay
relay ON is commanded.
OFF is commanded.
Yes Go to next step.
No Replace ABS (ABS/TCS) HU/CM, then go to next step.
Yes Replace ABS (ABS/TCS) HU/CM, then go to next step.
No Go to next step.
Yes Go to applicable DTC inspection.
No Troubleshooting completed.
INSPECTION.)
ACTION
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