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Diagnostic Flow Chart




Diagnostic Flow Chart





Prior to carrying out the flow test, the following items should be checked:

- Know and understand the customer concern.

- Verify the concern by operating the vehicle.

- Check the transmission fluid level and condition.

- Check for non-factory installed items and verify correct installation.

- Check the selector lever linkage adjustments.

- Check TSB messages for vehicle concerns.

- Carry out both KOEO (Key ON Engine OFF) and KOER (Key ON Engine Running) self-test.

- Record all DTCs.

Diagnostic Flow Chart






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