DIAGNOSTIC PROCEDURE
DTC P0320 (MZI-3.7) DIAGNOSTIC PROCEDURE
DTC P0320
Ignition/distributor engine speed input circuit
DETECTION
CONDITION
z
The ignition engine speed sensor input signal to the PCM is continuously
monitored.
z
The test fails when the signal indicates that 2 successive erratic PIP pulses
occurred.
POSSIBLE CAUSE
z
Loose wires/connectors.
z
Arcing secondary ignition components (coil, wires or plugs).
z
On-board transmitter (2-way radio).
STEP
INSPECTION
ACTION
VERIFY FREEZE FRAME DATA HAS
Yes Go to the next step.
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:37 AM
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