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Home >> Mitsubishi >> 2001 >> Montero XLS >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - R4A51, V4A51 & V5A51 >> Symptom Tests >> Test E: Engine Stalls When Shifting From Neutral To Drive Or From Neutral To Reverse >> Diagnostic Procedure

Diagnostic Procedure

  1. Check the engine system. See appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. Is the inspection result good? If so, go to next step. If not, replace engine components as necessary.
  2. Replace the TCC solenoid valve. See appropriate SERVICING article. Check the symptom. Is the symptom eliminated? If so, diagnosis is complete. If not, go to next step.
  3. Disassemble and clean the valve body. See appropriate OVERHAUL article. Check the "O" ring installation, bolts for looseness and valve body for damage. Repair or replace faulty parts. Is the repair possible and the symptom eliminated? If so, diagnosis is complete. If not, replace the valve body assembly. Check the symptom. If the symptom is not eliminated, go to next step.
  4. Replace the torque converter assembly. Check the symptom. Is the symptom eliminated? If so, diagnosis is complete. If not, go to next step.
  5. Possible faulty PCM exists. Replace the PCM if necessary. See POWERTRAIN CONTROL MODULE  under REMOVAL & INSTALLATION. Is the symptom eliminated? If so, diagnosis is complete. If not, go to step  1 .
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