Mazda 2002 6 - Page 687

ON-BOARD DIAGNOSTIC (DYNAMIC STABILITY CONTROL)
P–91
P
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DTC C1414
A6E697367650W16
Diagnostic procedure
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DTC C1507, C1508
A6E697367650W20
Diagnostic procedure
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DTC C1414 DSC HU/CM mismatched installation
DETECTION
CONDITION
• Detection of situation where vehicle-type or drive system input signal and DSC HU/CM information
remains incongruent through CAN information
POSSIBLE
CAUSE
• Mismatched installation of DSC HU/CM
STEP INSPECTION ACTION
1 INSPECT DSC HU/CM FOR MISMATCHED
INSTALLATION
• Verify DSC HU/CM part number
• Has a DSC HU/CM with the correct part
number been installed?
Yes Go to next step.
No Replace with correct DSC HU/CM part number, then go to
Step 7.
2 INSPECT RELATED WIRING HARNESS FOR
MISMATCHED INSTALLATION
• Verify wiring harness part number
• Has a wiring harness with the correct part
number been installed?
Yes Go to next step.
No Replace with correct DSC HU/CM part number, then go to
next Step.
3 Configulate ABS (ABS/TCS) HU/CM
• Can DSC HU/CM configulate properly?
Yes Go to next step.
No Replace DSC HU/CM
4 VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnected all disconnect
connectors.
• Clear DTC from memory.
See P–46 Clearing DTCs Procedures
• Is same DTC present?
Yes Replace DSC HU/CM, then go to next step.
No Go to next step.
5 VERIFY AFTER REPAIR PROCEDURE
• Is there any other DTC present?
Yes Go to applicable DTC inspection.
No Troubleshooting completed.
DTC
C1507
C1508
DSC control
DETECTION
CONDITION
• C1507:
— Brake TCS or DSC controls continue operation for 20 seconds or more.
• C1508:
— Engine TCS control continues operation for 60 seconds or more.
POSSIBLE
CAUSE
• System is normal
For protection of solenoid valves in the DSC HU/CM, or protection of the engine, sustained and
continual control of DSC and TCS is inhibited.
STEP INSPECTION ACTION
1 VERIFY CURRENT STATUS OF
MALFUNCTION
• Clear DTC from memory.
(See P–46 Clearing DTCs Procedures)
• Start engine and drive vehicle at 10 km/h
{6.2 mph} or above.
• Is same DTC present?
Yes Replace DSC HU/CM, then go to next step.
No Inspect intermittent concern using the same procedure as
engine control system.
2 VERIFY AFTER REPAIR PROCEDURE
• Is there any other DTC present?
Yes Go to applicable DTC inspection.
No Troubleshooting completed.