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IGNITION SYSTEM
7. Timing belt driven pulley inspection
Check for proper installation of the timing belt driven pulley.
Is the timing belt driven pulley installed correctly?
YES – GO TO STEP 8.
NO – Correct the timing belt driven pulley installation
8. Emergency stop switch signal line short circuit inspection
Disconnect the ECM connector A and B .
Disconnect the switch panel wire harness 14P connector .
Check for continuity between the ECM connector B main wire harness side No.30 (Black/Red)
terminal, No.31 (Black/Red) terminal and engine ground.
Is there continuity?
YES – Repair the short circuit in emergency stop switch wire.
NO – Replace the ECM with a new one and recheck
SPARK TEST
Inspect the following before doing a spark test.
– Spark plug
– Loose direct ignition coil 3P connector connection
– Water in the direct ignition coil (leaking the direct
ignition coil secondary voltage)
Remove the direct ignition coil (page 3-17).
Connect the direct ignition coil 3P connector.
Connect a known-good spark plug [1] to the direct
ignition coil and ground the spark plug to the engine.
Crank the engine with the starter motor and check
whether sparks jump across the electrodes.
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