DTC P0605 [MZI-3.5]
DTC P0605 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
DIAGNOSTIC PROCEDURE
DTC P0605 (MZI-3.5) DIAGNOSTIC PROCEDURE
Procedure".
(See
AFTER REPAIR
PROCEDURE [MZI-3.5]
.)
z
Are any DTCs present?
No
Troubleshooting completed.
DTC P0605
PCM read only memory (ROM) error
DETECTION
CONDITION
z
The PCM ROM has been corrupted.
POSSIBLE CAUSE
z
An attempt was made to change the calibration
z
Module programming error
z
PCM malfunction
STEP
INSPECTION
ACTION
1
VERIFY FREEZE FRAME DATA
HAS BEEN RECORDED.
z
Has FREEZE FRAME DATA
been recorded?
Yes
Go to next step.
No
Record FREEZE FRAME DATA on the
repair order, then go to next step.
2
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
z
Verify related Service Bulletins
and/or on-line repair information
availability.
z
Is any related Service Bulletins
available?
Yes
Perform repair or diagnosis according to
available Service Bulletins.
z
If vehicle is not repaired, go to next
step.
No
Perform PCM reprograming using the M-
MDS, then go to next step.
3
VERIFY TROUBLESHOOTING OF
DTC P0605 HAS BEEN
COMPLETED
z
Verify that all disconnected
connectors are reconnected.
z
Turn the ignition switch to the ON
position (Engine off).
z
Clear the DTC from the PCM
Yes
Replace the PCM, then go to next step.
(see
PCM
REMOVAL/INSTALLATION [MZI-
3.5]
.)
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Microsoft
Sunday, November 15, 2009 9:26:34 AM
Page 285
© 2005 Mitchell Repair Information Company, LLC.