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Using M.U.T.-III, perform diesel fuel system diagnosis code (Refer to GROUP 13C - Troubleshooting, Diagnosis Function ).
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Q.
Is any diagnosis code set?
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Repair the MPI system (Refer to GROUP 13C - Troubleshooting, Inspection Chart for Diagnosis Code ).
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Using M.U.T.-III, check the diesel fuel system data list (Refer to GROUP 13C - Troubleshooting, Data List Reference Table ).
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- Item No.9: Accelerator pedal position sensor (main)
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OK: Approximately 4.33 V or more (Depress the accelerator pedal fully)
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Q.
Is the check result normal?
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Replace the accelerator pedal assembly.
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Q.
Is the speed limiter deactivated when the accelerator pedal is depressed fully?
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It can be assumed that this malfunction is intermittent (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points, How to Cope with Intermittent Malfunction ).
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Replace the engine-ECU (Refer to GROUP 13C - Engine-ECU ).
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