Preinspections

External Controls

Principle of Operation
For a detailed description of the automatic transmission controls, refer to the relevant Description and Operation section in the workshop manual. External Controls

Inspection and Verification

1. Verify the customer concern.
2. Visually inspect for obvious signs of damage and system integrity.





3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the cause is not visually evident, verify the symptom and refer to the manufacturer approved diagnostic system, or pinpoint tests below.