3
[ADVANCED KEYLESS
SYSTEM]
.)
(See
IMMOBILIZER SYSTEM
COMPONENT
REPLACEMENT/KEY
ADDITION AND CLEARING
[KEYLESS ENTRY SYSTEM]
.)
z
Have all other PATS DTCs been
diagnosed?
No
ADDITION AND CLEARING [ADVANCED
KEYLESS SYSTEM]
.)
(See
IMMOBILIZER SYSTEM
COMPONENT REPLACEMENT/KEY
ADDITION AND CLEARING [KEYLESS
ENTRY SYSTEM]
.)
4
INSPECT FOR OTHER
POWERTRAIN DTCs
z
Repair all other powertrain DTCs
before P1260.
z
Have all other powertrain DTCs
been diagnosed?
Yes Go to the next step.
No
Go to the appropriate DTC troubleshooting.
5
ATTEMPT TO START ENGINE
z
Complete the keep alive memory.
z
Reset to clear DTC 1260.
z
This reset initializes the PCM to
communicate with the PATS.
z
Attempt to start the engine.
z
Does the engine start?
Yes
No system malfunctions exists at this time.
For intermittent No Starts or Start Stalls, verify
intermittent PATS faults.
Then go to the next step.
NOTE:
z
PATS cannot stall the engine after 1
second of operation. For intermittent
Stalls while driving, verify the M-MDS
tester to PCM communication during
concern. If a PCM communication error
occurs, possible causes are:
{
Loss of PWRS or grounds to the
PCM.
{
Malfunctioning PCM PWR relay.
{
Malfunctioning EEC PWR diode.
z
Repair if necessary and return the vehicle
to customer.
No
DTC P1260 is not the cause of the No Start. (See
QUICK DIAGNOSTIC CHART [MZI-3.7]
.)
6
VERIFY TROUBLESHOOTING OF
DTC P1260 HAS BEEN COMPLETED
z
Verify that all disconnected
connectors are reconnected.
z
Turn the ignition switch to the ON
position (Engine off).
Yes
Replace the PCM, then go to the next step. (See
PCM REMOVAL/INSTALLATION [MZI-
3.7]
.)
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:40 AM
Page 320
© 2005 Mitchell Repair Information Company, LLC.
