9-155
P1604, P1605
EAS20617
P1604, P1605
EAS33097
TROUBLESHOOTING
Item
• [P1604] Lean angle sensor: ground short circuit detected.
• [P1605] Lean angle sensor: open or power short circuit.
Fail-safe system
• Unable to start engine
• Unable to drive vehicle
Procedure
1. Connection of lean angle sensor coupler.
• Check the locking condition of the coupler.
• Disconnect the coupler and check the pins (bent or broken terminals and locking condition of the
pins).
2. Connection of ECU coupler.
• Check the locking condition of the coupler.
• Disconnect the coupler and check the pins (bent or broken terminals and locking condition of the
pins).
3. Wire harness continuity.
• Disconnect the lean angle sensor coupler and ECU coupler.
• Open circuit check
Is the coupler condition normal?
YES
Go to step 2.
NO
a. Connect the coupler securely or replace the wire harness.
b. Push the ON/start switch, then to “OFF”, and then back to “ON”.
c. Check the condition of the DTC using the malfunction mode of the YDT.
Is it in the “Recovered” condition?
YES
Go to step 6, and complete the service.
NO
Go to step 2.
Is the coupler condition normal?
YES
Go to step 3.
NO
a. Connect the coupler securely or replace the wire harness.
b. Push the ON/start switch, then to “OFF”, and then back to “ON”.
c. Check the condition of the DTC using the malfunction mode of the YDT.
Is it in the “Recovered” condition?
YES
Go to step 6, and complete the service.
NO
Go to step 3.
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