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Home >> Mazda >> 2009 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3] >> DTC P0500 [L3] >> Diagnostic procedure

Diagnostic procedure

DTC P0500 (L3) DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA HAS BEEN RECORDED 
  • Has FREEZE FRAME PID DATA been recorded?
Yes Go to the next step.
No Record FREEZE FRAME PID DATA on repair order, then go to the next step.
2 VERIFY RELATED REPAIR INFORMATION AVAILABILITY 
  • Check for related Service Bulletins and/or online repair information availability.
  • Is any related repair information available?
Yes Perform repair or diagnosis according to available repair information.
  • If vehicle is not repaired, go to the next step.
No Go to the next step.
3 VERIFY CURRENT INPUT SIGNAL STATUS-IS CONCERN INTERMITTENT OR CONSTANT 
  • Connect the M-MDS to DLC-2.
  • Start the engine.
  • Access VSS PID using the M-MDS.
    • Vehicle speed 20 km/h {12 mph}: 20 km/h {12 mph} 
    • Vehicle speed 40 km/h {25 mph}: 40 km/h {25 mph} 
  • Are PID readings within specification?
Yes Go to intermittent concern troubleshooting procedure.
(See INTERMITTENT CONCERN TROUBLESHOOTING [L3] .)
No Go to the next step.
4 VERIFY TROUBLESHOOTING OF DTC P0500 COMPLETED 
  • Make sure to reconnect all disconnected connectors.
  • Turn the ignition switch to the ON position (Engine off).
  • Clear DTC from PCM memory using M-MDS.
  • Warm up the engine.
  • Access RPM and LOAD PID using M-MDS.
  • Drive vehicle under following conditions for 18s. 
    • Engine speed: 2,000 rpm or above 
    • Gear: Gear is in other than NEUTRAL
    • Load: 40% or above 
  • Is PENDING CODE for this DTC present?
Yes Replace PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [L3] .)
No Go to the next step.
5 VERIFY AFTER REPAIR PROCEDURE 
Yes Go to applicable DTC troubleshooting.
(See DTC TABLE [L3] .)
No Troubleshooting completed.