Cruise Test-Part 3
Cruise Test-Part 31. VEHICLE SPEED (D4) POSITION
1. Confirm gear selector lever is in D position.
2. Using half-throttle, accelerate vehicle until it shifts into D4.
3. Release accelerator pedal.
4. Move gear selector lever from D position to 3 position while driving in D4.
5. Does A/T shift from D4 to 3?
Read gear position and vehicle speed.
Yes or No
Yes >> GO TO 2.
No >> Go to AT-250, "17. A/T Does Not Shift: D4 -> D3 When A/T Selector Lever D4 -> D3". Continue ROAD TEST.
2. CHECK ENGINE BRAKE
Does vehicle decelerate by engine brake?
Yes or No
Yes >> GO TO 3.
No >> Go to AT-247, "15. Engine Speed Does Not Return To Idle (Light Braking D4 -> D3 )". Continue ROAD TEST.
3. CHECK SHIFT DOWN (3[3] TO 2[2])
1. Move selector lever from 3 to 2 position while driving in 3[3].
2. Does A/T shift from 3[3] to 2[2] ?
Read gear position.
Yes or No
Yes >> GO TO 4.
No >> Go to AT-251, "18. A/T Does Not Shift: D3 -> D2 When Selector Lever 3 -> 2 Position". Continue ROAD TEST.
4. CHECK ENGINE BRAKE
Does vehicle decelerate by engine brake?
Yes or No
Yes >> GO TO 5.
No >> Go to AT-247, "15. Engine Speed Does Not Return To Idle (Light Braking D4 -> D3 )". Continue ROAD TEST.
5. CHECK SHIFT DOWN (2[2] TO 1[1])
1. Move selector lever from 2 to 1 position while driving in 2[2].
2. Does A/T shift from 2[2] to position?
Read gear position.
Yes or No
Yes >> GO TO 0.
No >> Go to AT-252, "19. A/T Does Not Shift: 2[2] - 1[1]. When Selector Lever 2 -> 1 Position". Continue ROAD TEST.
6. CHECK ENGINE BRAKE
Does vehicle decelerate by engine brake?
Yes or No
Yes >> 1. Stop vehicle. 2. Perform self-diagnosis. Refer to AT-55, "TCM SELF-DIAGNOSTIC PROCEDURE (NO TOOLS)". Without Scan Tool
No >> Go to AT-253, "20. Vehicle Does Not Decelerate By Engine Brake". Vehicle Does Not Decelerate By Engine Brake Continue ROAD TEST.