Mazda CX-9 Grand Touring 2007 Manual page 761

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
been recorded?
2 VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
Verify related Service Bulletins
and/or on-line repair information
availability.
Is any related Service Bulletins
available?
3 INSPECT ACCELERATOR PEDAL
FOR OBSTRUCTION
Turn the ignition switch to the ON
position (Engine off).
Depress the accelerator pedal fully
to the floor and release.
Does the pedal move freely to the
floor and back?
4 INSPECT APP SENSOR SIGNAL
VOLTAGE RANGES FOR
ACCELERATOR PEDAL FULLY
APPLIED AND DEPRESS
POSITIONS
Access the PCM and monitor the
APP1, APP2 and APP3 PIDs.
Verify the following values of the
PIDs when depressing the
accelerator pedal fully to the floor.
APP1: 0.48-1.79 V
APP2: 2.95-4.62 V
APP3: 2.43-4.02 V
Verify the following values of the
PIDs when press the accelerator
pedal release.
APP1: 3.43-4.69 V
APP2: 1.13-1.88 V
APP3: 0.64-1.28 V
Are all PIDs signals out of range
for the pedal fully depressing and
released positions?
5 INSPECT REFERENCE VOLTAGE
TO APP SENSOR
2007 Mazda CX-9 Grand Touring
Yes
No
Yes
No
Yes
No
Yes
Perform repair or diagnosis according to
the available Service Bulletins.
If the vehicle is not repaired, go to
the next step.
Go to the next step.
Go to the next step.
Isolate and repair the obstruction.Then go
to Step 12.
Go to the next step.
Go to Step 6.
Go to the next step.