DIAGNOSIS PROCEDURE |
STEP 1. Check that no ignition key can be registered. |
Q.
Can any of the ignition keys be registered?
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Replace the ignition key that cannot
be registered with new registered ignition key. |
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Go to Step 2. |
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STEP 2. Connector check: D-310 key reminder switch connector and D-245 engine-ECU connector <M/T> or D-216 engine-A/T-ECU connector <A/T> |
Q.
Is the check result normal?
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Go to Step 3. |
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Repair
the defective connector. |
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STEP 3. Check the harness wires between D-310 key reminder switch connector terminal No.7 and D-245 engine-ECU connector <M/T> or D-216 engine-A/T-ECU connector <A/T> terminal No.65. |
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Q.
Is the check result normal?
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Go to Step 4. |
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Repair
the wiring harness. |
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STEP 4. Check the communication with M.U.T.-III |
Q.
Can the system communicate with the M.U.T.-III?
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Go to Step 5. |
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Refer
to Inspection Procedure 1 "MPI system-related diagnostic code No.P0513 is
set, and communication between M.U.T.-III and immobilizer cannot be
established ". |
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STEP 5. M.U.T.-III diagnosis code |
Check whether the engine immobilizer
system-related diagnosis code is set. |
Q.
Is the diagnosis code set?
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Refer
to . |
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Go to Step 6. |
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STEP 6. Retest the system. |
Check that the ignition key can be
registered. |
Q.
Is the check result normal?
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The
procedure is complete. |
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Replace the immobilizer-ECU and
register the ignition key (Refer to ). Then go to Step 7. |
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STEP 7. Retest the system. |
Check that the ignition key can be
registered. |
Q.
Is the check result normal?
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The
procedure is complete. |
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Replace the engine-ECU <M/T>
or engine-A/T-ECU <A/T> and register the ignition key (Refer
to ). |
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