EAS20580
P0351
EAS33060
TROUBLESHOOTING
Item
Ignition coil: open or short circuit detected in the primary lead of the ignition coil.
Fail-safe system
• Unable to start engine
• Unable to drive vehicle
Procedure
1. Connection of ignition coil 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).
Is the coupler condition normal?
YES
Go to step 2.
NO
a. Connect the coupler securely or replace the wire harness.
b. Start the engine and let it idle for approximately 5 seconds.
c. Check the condition of the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
Go to step 7, and complete the service.
NO
Go to step 2.
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).
Is the coupler condition normal?
YES
Go to step 3.
NO
a. Connect the coupler securely or replace the wire harness.
b. Start the engine and let it idle for approximately 5 seconds.
c. Check the condition of the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
Go to step 7, and complete the service.
NO
Go to step 3.
3. Wire harness continuity.
• Disconnect the ignition coil coupler and ECU coupler.
• Open circuit check
Between ignition coil coupler "1" and ECU cou-
pler "2"
orange–orange
9-108
P0351