Dtc P1410 - Mazda 6 2002 Workshop Manual

STEP
7 INSPECT NEUTRAL SWITCH GROUND
CIRCUIT FOR OPEN CIRCUIT
• Inspect continuity between neutral switch
terminal A and ground.
• Is there any continuity?
8 INSPECT PCM CONNECTOR FOR POOR
CONNECTION
• Turn ignition switch to OFF.
• Disconnect PCM connector.
• Inspect for poor connection (damaged/pulled-
out terminals, corrosion, etc.).
• Is there malfunction?
9 INSPECT NEUTRAL SWITCH SIGNAL CIRCUIT
FOR OPEN CIRCUIT
• Inspect continuity between neutral switch
terminal B and PCM terminal 1W.
• Is there any continuity?
10 INSPECT NEUTRAL SWITCH CONNECTOR
FOR POOR CONNECTION
• Turn ignition switch to OFF.
• Disconnect neutral switch connector.
• Inspect for poor connection (damaged/pulled-
out terminals, corrosion, etc.).
• Is there malfunction?
11 CLASSIFY NEUTRAL SWITCH OR CIRCUIT
• Connect WDS or equivalent to DLC-2.
• Access CPP/PNP PID.
• Verify that CPP/PNP PID changes from ON to
OFF when neutral switch connector
disconnected.
• Does CPP/PNP PID change from ON to OFF?
12 INSPECT NEUTRAL SWITCH
• Perform neutral switch inspection.
(See F–59 NEUTRAL SWITCH
• Is neutral switch okay?
13 INSPECT NEUTRAL SWITCH SIGNAL CIRCUIT
FOR SHORT TO GROUND
• Inspect continuity between neutral switch
terminal B and ground.
• Is there any continuity?
14 VERIFY TROUBLESHOOTING OF DTC P0850
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Start engine.
• Clear DTC from PCM memory using WDS or
equivalent.
• Drive vehicle above 30 km/h {19 mph} and
stop vehicle.
• Depress and release clutch pedal more than
10 times during drive cycle.
• Is same DTC present?
15 VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure”.
(See F–66 AFTER REPAIR
• Is there any DTC present?
End Of Sie

DTC P1410

DTC P1410 Variable air duct (VAD) control system circuit malfunction
• PCM monitors VAD solenoid control signal at PCM terminal 4C. If PCM detects VAD solenoid control
DETECTION
signal does not change when VAD solenoid valve is switched to ON or OFF, PCM determines that VAD
CONDITION
solenoid control circuit has malfunction.
F–162
ON-BOARD DIAGNOSTIC
INSPECTION
INSPECTION.)
PROCEDURE.)
Yes Go to net step.
No Repair or replace neutral switch power circuit for open, then
Go to Step 14.
Yes Repair or replace terminal, then go to Step 14.
No Go to net step.
Yes Repair or replace harness for open, then go to Step 14.
No Go to Step 14.
Yes Repair or replace terminal, then go to Step 14.
No Go to net step.
Yes Go to net step.
No Go to Step 13.
Yes Go to Step 14.
No Replace neutral switch, then go to Step 14.
Yes Repair or replace harness for short to ground, then go to
Step 14.
No Go to Net step.
Yes Replace PCM, then go to net step.
(See F–43 PCM REMOVAL/INSTALLATION.)
No Go to net step.
Yes Go to applicable DTC troubleshooting.
(See F–67 DTC TABLE.)
No Troubleshooting completed.
ACTION
A6E397001083W01