jump cable MAZDA 6 2002 Workshop Manual Suplement

ON-BOARD DIAGNOSTIC
F2–161
F2
End Of Sie
3INSPECT NEUTRAL SWITCH FOR CLOSE
STUCK
•Turn engine switch to ON (Engine OFF).
•Disconnect neutral switch connector.
•Access CPP/PNP PID using WDS or
equivalent.
•Is CPP/PNP PID OFF?Yes Replace neutral switch, go to Step 10.
No Go to next step.
4INSPECT NEUTRAL SWITCH SIGNAL CIRCUIT
FOR SHORT TO GND
•Turn engine switch to OFF.
•Inspect continuity between neutral switch
terminal A and body GND.
•Is there continuity?Yes Repair or replace harness for short to GND, go to Step 10.
No Go to next step.
5INSPECT POOR CONNECTION OF NEUTRAL
SWITCH CONNECTOR
•Turn engine switch to OFF.
•Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
•Is there any malfunction?Yes Repair or replace suspected terminal, go to Step 10.
No Go to next step.
6INSPECT NEUTRAL SWITCH FOR OPEN
STUCK
•Turn engine switch to ON (Engine OFF).
•Disconnect neutral switch connector.
•Connect jumper wire between neutral switch
connector terminals.
•Access CPP/PNP PID using WDS or
equivalent.
•Is CPP/PNP PID ON?Yes Replace neutral switch, go to Step 10.
No Go to next step.
7INSPECT NEUTRAL SWITCH GND CIRCUIT
FOR OPEN
•Turn engine switch to OFF.
•Inspect continuity between neutral switch
terminal B and body GND.
•Is there continuity?Yes Go to next step.
No Repair or replace harness for open, go to Step 10.
8INSPECT POOR CONNECTION OF PCM
CONNECTOR
•Turn engine switch to OFF.
•Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
•Is there any malfunction?Yes Repair or replace suspected terminal, go to Step 10.
No Go to next step.
9INSPECT NEUTRAL SWITCH SIGNAL CIRCUIT
FOR OPEN
•Turn engine switch to OFF.
•Inspect continuity between neutral switch
terminal A and PCM terminal 56.
•Is there continuity?Yes Go to next step.
No Repair or replace harness for open, go to next step.
10VERIFY TROUBLESHOOTING OF DTC P0850
COMPLETED
•Make sure to reconnect all disconnected
connectors.
•Clear DTC from PCM memory using WDS or
equivalent.
•Start engine.
•Is same DTC present?Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
11VERIFY AFTER REPAIR PROCEDURE
•Perform “After Repair Procedure”.
(See F2–86 AFTER REPAIR PROCEDURE)
•Is there any DTC present?Yes Go to applicable DTC inspection.
(See F2–87 DTC TABLE)
No Troubleshooting completed. STEP INSPECTION ACTION

K2–136
ON-BOARD DIAGNOSTIC
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4INSPECT TERMINAL COMPONENT NO.2 (8-
PIN) FOR POOR CONNECTION
•Turn ignition key to OFF.
•Inspect terminal component No.2 (8-pin)
connection.
•Disconnect terminal component No.2 (8-pin).
•Check for poor connection (damaged, pulled-
out terminals, corrosion etc.).
•Are connector and terminals okay?Yes Go to next step.
No Repair or replace connector and/or terminal, then go to
Step 11.
5INSPECT TFT SENSOR CIRCUIT
•Connect voltmeter to TCM terminal 1F.
•Turn ignition key to ON (engine OFF).
•Connect between terminal component No.2 (8-
pin) terminal H and G (harness-side) using
jumper wire.
•Verify if TCM terminal voltage changes to 0.2 V
or below.
•Does TCM terminal voltage change?Yes Go to next step.
No Go to Step 8.
6INSPECT COUPLER COMPONENT
CONNECTOR CONNECTION FOR POOR
CONNECTION
•Turn ignition key to OFF.
•Remove control valve body cover.
•Disconnect coupler component connector.
•Check for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
•Are terminals okay?Yes Go to next step.
No Repair or replace connector and/or terminal, then go to
Step 11.
7INSPECT COUPLER COMPONENT CIRCUIT
FOR OPEN CIRCUIT
•Check continuity between coupler component
(8-pin) terminals I and J (part-side).
•Is there continuity?Yes Repair or replace terminal component No.2 (8-pin).
No Replace TFT sensor, then go to Step 11.
(See K2–85 TRANSAXLE FLUID TEMPERATURE (TFT)
SENSOR REMOVAL/INSTALLATION.)
8INSPECT TCM CONNECTOR FOR POOR
CONNECTION
•Turn ignition key to OFF.
•Disconnect TCM connector.
•Check for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
•Are terminals okay?Yes Go to next step.
No Repair terminals, then go to Step 11.
9INSPECT HARNESS FOR OPEN CIRCUIT
•Disconnect terminal component No.2 (8-pin)
•Connect the TCM connector.
•Turn ignition key to ON (engine OFF).
•Inspect voltage at terminal component No.2 (8-
pin) terminal G (harness-side).
•Is voltage 5 V?Yes Go to next step.
No Repair or replace harness, then go to Step 11.
10INSPECT TERMINAL COMPONENT NO.2 (8-
PIN) CIRCUIT FOR OPEN CIRCUIT
•Turn ignition key to OFF.
•Check continuity between terminal component
No.2 (8-pin) terminal H (harness-side) and
body ground.
•Is there continuity?Yes Go to next step.
No Repair or replace harness, then go to next step.
11VERIFY TROUBLESHOOTING OF DTC P0713
COMPLETED
•Make sure to reconnect all disconnected
connectors.
•Clear DTC from memory using WDS or
equivalent.
•Drive vehicle for 150 seconds or more.
•Is same DTC present?Yes Replace TCM, then go to next step.
(See K2–96 TCM REMOVAL/INSTALLATION.)
No Go to next step.
12VERIFY 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