System Diagnosis

1. If the charge warning light does not operate, go to Starting and Charging.
2. If the ABS warning light does not operate, go to Antilock Brake System.
3. If the low engine oil pressure warning light remains illuminated, with the oil pressure OK, do Test A. Test A
4. If the check engine warning light does not operate properly, go to Powertrain Management.
5. If no tone is heard when the transfer box is in position N, do Test B. Test B
6. If the service engine warning light does not light at the specified emissions service interval, do Test C. Test C
7. If the ETC warning light does not operate, go to Antilock Brake System.
8. If any warning light not mentioned above does not operate properly, check the associated wires, switches and components.