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Home >> Honda >> 2003 >> Element DX, 2.4 YH2, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Road Test

Road Test

  1. Warm up the engine to normal operating temperature (the radiator fan comes on).
  2. Apply the parking brake, and block both rear wheels. Start the engine, then shift to the D position while pressing the brake pedal. Press the accelerator pedal, and release it suddenly. The engine should not stall.
  3. Repeat step  2 in the 2, 1, and R positions.
  4. Connect the HDS to the DLC (A), and go to the A/T data list.
    Fig 1: Identifying Data Link Connector
    G03678252Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Test-drive the vehicle on a flat road in the D position. Check for abnormal noise and clutch slippage. While driving, check that the shift points occur at the proper speeds by monitoring the throttle position sensor voltage with the HDS and comparing your shift point speeds and voltage to those in the table. (The throttle position sensor voltage represents the throttle opening.)

    Upshift: D Position 

    UPSHIFT D POSITION

    Throttle position sensor voltage: 0.8 V 
    1st-->2nd 9-12 mph (15-19 km/h)
    2nd-->3rd 21-24 mph (34-39 km/h)
    3rd-->4th 28-32 mph (45-52 km/h)
    Lock-up ON in 4th gear 55-61 mph (88-98 km/h)
    Throttle position sensor voltage: 2.25 V 
    1st-->2nd 23-27 mph (37-43 km/h)
    2nd-->3rd 39-44 mph (63-71 km/h)
    3rd-->4th 58-63 mph (93-102 km/h)
    Lock-up ON in 4th gear 67-78 mph (108-125 km/h)
    Fully-opened throttle position sensor voltage: 4.5 V 
    1st-->2nd 39-43 mph (62-70 km/h)
    2nd-->3rd 56-64 mph (90-103 km/h)
    3rd-->4th 102-112 mph (164-181 km/h)
    Lock-up ON in 4th gear -

    Downshift: D Position 

    DOWNSHIFT D POSITION

    Throttle position sensor voltage: 0.8 V 
    Lock-up OFF in 4th gear 53-60 mph (86-96 km/h)
    4th-->3rd 19-22 mph (30-35 km/h)
    3rd-->1st 5-8 mph (8-13 km/h)
    Throttle position sensor voltage: 2.25 V 
    Lock-up OFF in 4th gear 55-63 mph (89-102 km/h)
    Fully-opened throttle position sensor voltage: 4.5 V 
    Lock-up OFF in 4th gear 83-93 mph (134-150 km/h)
    4th-->3rd 83-93 mph (134-150 km/h)
    3rd-->2nd 53-60 mph (85-96 km/h)
    2nd-->1st 26-31 mph (42-50 km/h)
  6. Accelerate to about 35 mph (57 km/h) so the transmission is in 4th, then shift from the D position to the 2 position. The vehicle should immediately begin to slow down from engine braking.
  7. Check for abnormal noise and clutch slippage in the following positions.

    1 (1st Gear) Position

    Accelerate from a stop at full throttle. Check that there is no abnormal noise or clutch slippage. Upshifts should not occur with the shift lever in this position.

    2 (2nd Gear) Position

    Accelerate from a stop at full throttle. Check that there is no abnormal noise or clutch slippage. Upshifts and downshifts should not occur with the shift lever in this position.

    R (Reverse) Position

    Accelerate from a stop at full throttle, and check for abnormal noise and clutch slippage.

  8. Test in P (Park) Position.

    Park the vehicle on a slope (about 16 degrees), apply the brake, and shift into the P position. Release the brake; the vehicle should not move.

    NOTE: Always use the brake to hold the vehicle, when stopped on an incline in gear. Depending on the grade of the incline, the vehicle could roll backwards if the brake is released.
    If the vehicle is allowed to roll backwards while the transmission is in a forward position, the engine may stall, resulting in reduced steering and braking efficiency.