W/Harness Inspection

P0731 Gear 1 Incorrect Ratio

Inspection/Repair - W/Harness Inspection

Signal Circuit Inspection

1. Connect scantool to data link connector (DLC)
2. Engine "ON".
3. Monitor the "ENGINE SPEED, INPUT SPEED SENSOR, OUTPUT SPEED SENSOR, GEAR POSITION" parameter on the scantool
4. Perform the "STALL TEST" with gear position "1"
A. Specification : INPUT SPEED - (OUTPUT SPEED • GEAR RATIO) ≤ 200 RPM




5. Are "INPUT & OUTPUT SPEED SENSOR" within specifications?
YES
1) Go to "Component Inspection" procedure
NO
1) Check for electrical noise of circuit in INPUT & OUTPUT SPEED SENSOR or Replace INPUT & OUTPUT SPEED SENSOR. Repair as necessary and Go to "Verification Vehicle Repair" procedure