Inspection
Procedure 2: Engine does not start
COMMENTS ON TROUBLE SYMPTOM
If the engine does not start when the selector lever is in P or N position, the cause
is probably a malfunction of inhibitor switch system, transmission control cable, engine system,
torque converter or oil pump.
PROBABLE CAUSES
- Malfunction of inhibitor switch
- Malfunction of transmission control cable
- Malfunction of engine system
- Malfunction of torque converter
- Malfunction of oil pump
- Malfunction of the engine-A/T-ECU
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STEP 1. M.U.T.-III data list
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Item 61: Inhibitor switch (Refer to data list reference table ).
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Q.
Is the check result normal?
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Go to Step 4.
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Go to Step 2.
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STEP 2. Transmission control cable check
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Check the transmission control cable and inhibitor switch for installation condition.
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Q.
Is the check result normal?
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Go to Step 3.
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Adjust the positions of the transmission control cable and inhibitor switch (Refer
to ).
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STEP 3. Inhibitor switch system check
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Refer to INSPECTION PROCEDURE 16: Inhibitor switch system .
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Q.
Is the check result normal?
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Go to Step 4.
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Repair or replace the inhibitor switch system.
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STEP 4. Engine system check
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Q.
Is the check result normal?
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Go to Step 5.
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Repair the engine system.
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STEP 5. Engine-A/T-ECU replacement
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(1)Replace the engine-A/T-ECU.
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(2)Test drive the vehicle.
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(3)Verify that the condition described by the customer exists.
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Q.
Does a malfunction take place again?
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Go to Step 6.
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The inspection is complete.
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STEP 6. Torque converter check
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Check for damaged drive plate, incorrect installation in the input shaft (inserted at
an angle) or damaged splines.
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Q.
Is the check result normal?
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Check the oil pump for incorrect installation, damage and etc., and replace the
oil pump assembly if necessary (The oil pump cannot be disassembled).
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If repair is possible, repair the damaged part. If repair is not possible because
the splines on the drive plate or torque converter are damaged, replace it.
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