Turn the ignition switch to "OFF". | ||
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Disconnect the ignition pulse generator 2P connector. Check for loose or poor contact on the ignition pulse generator 2P connector. ![]() | ||
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Connect the ignition pulse generator 2P connector. Place the motorcycle on its side stand. Turn the ignition switch to "ON" and check that the MIL blinks. | Does not blink → | Loose or poor contact on the ignition pulse generator 2P connector. |
↓ | ||
19 blinks | ||
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Turn the ignition switch to "OFF" and the engine stop switch to "O". Disconnect the ignition pulse generator 2P connector. ![]() | ||
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Check the continuity between the ignition pulse generator connector terminal and ground.![]() Connection: White/yellow - Ground Standard: No continuity | Abnormal → | Faulty ignition pulse generator. |
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No continuity | ||
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Crank the engine with the starter motor, and measure the ignition pulse generator peak voltage at the ignition pulse generator 2P connector.![]() Connection: Yellow (+) - White/yellow (-) Standard: 0.7 V minimum (20°C/68°F) | Out of range → | Faulty ignition pulse generator. |
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Normal | ||
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Connect the ignition pulse generator 2P connector. Disconnect the ECM connectors. Connect the test harness to ECM connectors. ![]() | ||
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Crank the engine with the starter motor, and measure the ignition pulse generator peak voltage at the test harness terminals.![]() Connection: B22 (+) - Ground (-) Standard: 0.7 V minimum (20°C/68°F) | Out of range → | Open circuit in the White/yellow wire. Open circuit in the Yellow wire. |
↓ | ||
Normal | ||
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Replace the ECM with a new one, and inspect it again. |