Mazda Mazda6 - Page 549

K2–134
ON-BOARD DIAGNOSTIC
End Of Sie
4 INSPECT TERMINAL CONDITION
• Turn ignition key to OFF.
• Disconnect terminal component No.2.
• Inspect bent terminals.
• Is there any malfunction?
Yes Repair or replace terminals, then go to Step 9.
• If terminals cannot be repaired, replace harness, then
go to Step 9.
No Go to next step.
5 INSPECT TFT SENSOR CIRCUIT
• Turn ignition key to ON (engine OFF).
• Verify if TCM terminal voltage changes to 4.9 V
or above when terminal component No.2
disconnected.
• Does TCM terminal voltage change?
Yes Go to next step.
No Go to Step 8.
6 INSPECT COUPLER COMPONENT (8-PIN)
TERMINALS CONDITION
• Turn ignition key to OFF.
• Disconnect coupler component (8-pin)
connector.
• Inspect bent coupler component (8-pin)
terminals.
• Is there any malfunction?
Yes Repair or replace connector and/or terminal.
No Go to next step.
7 INSPECT COUPLER COMPONENT (8-PIN)
CIRCUIT FOR SHORT TO GROUND
• Check continuity between coupler component
(8-pin) terminals (part-side) and body ground.
— I and body ground
— J and body ground
• Is there any continuity?
Yes Replace TFT sensor, then go to Step 9.
No Repair or replace coupler component, then go to Step 9.
8 INSPECT TERMINAL COMPONENT NO.2 (8-
PIN) CIRCUIT FOR SHORT TO GROUND
• Turn ignition key to OFF.
• Check continuity between terminal component
No.2 terminal G (harness-side) and body
ground.
• Is there any continuity?
Yes Repair or replace harness, then go to next step.
No Go to next step.
9 VERIFY TROUBLESHOOTING OF DTC P0712
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from memory using WDS or
equivalent.
• Drive vehicle under following condition for 150
seconds or more.
— Vehicle speed (VSS PID): 20 km/h {12
mph}
• Is same DTC present?
Yes Replace TCM, then go to next step.
(See K2–96 TCM REMOVAL/INSTALLATION.)
No Go to next step.
10 VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure”.
(See K2–124 AFTER REPAIR PROCEDURE.)
• Is there any DTC present?
Yes Go to applicable DTC inspection.
No Troubleshooting completed.
STEP INSPECTION ACTION