Mazda 3 - Page 45

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
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45
(See OIL CONTROL VALVE (OCV)
REMOVAL/INSTALLATION [Z6].)
• Inspect the position of the spool valve in
the OCV.
(See OIL CONTROL VALVE (OCV)
INSPECTION [Z6].)
• Is the spool valve located at valve retard
position?
4
INSPECT STOPPER PIN MECHANISM
• Inspect the stopper pin.
(See VARIABLE VALVE TIMING
ACTUATOR INSPECTION [Z6].)
• Is the stopper pin mechanism normal?
Yes
Go to the next step.
No
Replace the variable valve timing actuator, then
go to Step 6.
(See VARIABLE VALVE TIMING ACTUATOR
REMOVAL/INSTALLATION [Z6].)
5
INSPECT ROTOR POSITION
• Remove the variable valve timing
actuator.
(See VARIABLE VALVE TIMING
ACTUATOR REMOVAL/INSTALLATION
[Z6].)
• Is the rotor position at maximum valve
timing retard?
Yes
VARIABLE VALVE TIMING MECHANISM IS
NORMAL
Note
• This DTC is detected by intermittent
concern.
• Intermittent concern might be removed
by cleaning mode of variable valve
timing control function.
Go to the next step.
No
Replace the variable valve timing actuator, go to
the next step.
(See VARIABLE VALVE TIMING ACTUATOR
REMOVAL/INSTALLATION [Z6].)
6
VERIFY TROUBLESHOOTING OF DTC
P0011 COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Turn the ignition switch to the ON
position (Engine off).
• Clear the DTC from the PCM memory
using the WDS or equivalent.
• Start the engine.
• Access RPM PID using the WDS or
equivalent.
• Turn off all electrical roads.
• Increase and keep the engine speed
at 4,500 rpm or more for 5 s.
• Is the same DTC present?
Yes
Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [Z6].)
No
Go to the next step.