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Diagnostic procedure

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC C1095, C1096 DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY OTHER DTC HAS BEEN RECORDED 
  • Has DTC C1186 and/or C1266 also been stored?
 Yes Go to the applicable DTC inspection.
No Go to the next step.
2 INSPECT ABS FUSE CONDITION 
  • Is ABS fuse (60 A) okay?
 Yes Go to the next step.
No Replace fuse, then go to Step 6.
3 INSPECT MOTOR RELAY POWER SUPPLY CIRCUIT FOR OPEN CIRCUIT 
  • Turn the ignition switch off.
  • Disconnect ABS/TCS HU/CM connector.
  • Connect SST  (adapter harness) to ABS/TCS HU/CM connector (harness side only).
  • Turn ignition key to ON (engine off).
  • Measure voltage between ABS/TCS HU/CM terminal AB (harness side) of SST  and ground.
  • Is voltage B+  ?
 Yes Go to the next step.
No Repair or replace harness for open circuit between battery positive terminal and ABS/TCS HU/CM terminal AC, then go to Step 6.
4 INSPECT PUMP MOTOR GROUND CIRCUIT FOR OPEN CIRCUIT 
  • Turn the ignition switch off.
  • Inspect continuity between ABS/TCS HU/CM terminal AD (harness side) of SST  and ground.
  • Is there continuity?
 Yes Go to the next step.
No Repair or replace harness for open circuit between ABS/TCS HU/CM terminal AB and ground, then go to Step 6.
5 VERIFY PUMP MOTOR OPERATION 
  • Turn the ignition switch off.
  • Remove SST  (adapter harness) and connect all disconnected connectors.
  • Connect WDS or equivalent to DLC-2.
  • Turn ignition key to ON (engine off).
  • Access ABS_POWER and PMP_MOTOR active command modes using the WDS or equivalent.
  • Does pump motor operate?
 Yes Go to the next step.
No Repair ABS/TCS HU/CM, then go to the next step.
6 VERIFY TROUBLESHOOTING COMPLETED 
  • Clear the DTC from the memory.

    (See CLEARING DTCS PROCEDURES  )

  • Start engine and drive vehicle at 10.km/h {6.2 mph}  or above.
  • Gradually slow down and stop vehicle.
  • Is same DTC present?
 Yes Replace ABS/TCS HU/CM, then go to the next step.
No Go to the next step.
7 VERIFY AFTER REPAIR PROCEDURE 
  • Is there any other DTC present?
 Yes Go to the applicable DTC inspection.
No Troubleshooting completed.
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