Dtc P2088 [Z6] - Mazda 3 Workshop Manual

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
INSPECT VARIABLE TUMBLE SHUTTER
VALVE ACTUATOR CONTROL CIRCUIT FOR
SHORT TO POWER
• Turn the ignition switch to the ON position.
(Engine off).
• Measure the voltage following wiring harness-
8
side terminals:
- Variable tumble shutter valve actuator
terminal A
- Variable tumble shutter valve actuator
terminal B
• Are each terminal voltage B+?
VERIFY TROUBLESHOOTING OF DTC P2008
COMPLETED
• Make sure to reconnect all disconnected
connectors.
9
• Clear the DTC from the PCM memory using
the WDS or equivalent.
• Start the engine.
• Is the PENDING CODE for this DTC present?
VERIFY AFTER REPAIR PROCEDURE
• Perform "AFTER REPAIR PROCEDURE".
10
(See AFTER REPAIR PROCEDURE
• Are any DTCs present?
DTC P2088
DETECTION
CONDITION
Downloaded from
[Z6].)

DTC P2088 [Z6]

Variable valve timing control circuit low
• If the PCM detects that the OCV drive current is less than the
specification * when the OCV control duty target is approx. 100 %, the PCM
determines that the variable valve timing control circuit low.
*: Detected specification value depends on the battery voltage.
Diagnostic support note
• This is a continuous monitor (CCM).
• The MIL illuminates if the PCM detects the above malfunction condition in
the first drive cycle.
• PENDING CODE is available if the PCM detects the above malfunction
condition.
https://carmanualshub.com/
Repair or replace for short to power
Yes
supply, then go to the next step.
No Go to the next step.
Replace the PCM, then go to the next
step.
Yes
(See PCM REMOVAL/INSTALLATION
[Z6].)
No Go to the next step.
Go to the applicable DTC troubleshooting.
Yes
(See DTC TABLE [Z6].)
No Troubleshooting completed.
- automotive repair manuals website
B3E010202000W08