A/T - Stall Test Procedures
Group TRANSAXLENumber 09-AT-008
Date: APRIL, 2009
MODEL ALL
AUTOMATIC TRANSAXLE STALL TEST PROCEDURE
This TSB revises TSB 07-40-007 to add Genesis information
DESCRIPTION:
To diagnose a transaxle for "slipping" or Diagnostic Trouble Codes P0731, P0732, P0733, P0734 or P0735 (incorrect gear ratio), perform a stall test using:
^ The A/T Tester Plus, P/N TCAE 125B or
^ The stall test procedure shown below.
STALL TEST PROCEDURE WITHOUT A/T TESTER:
1. Check the automatic transaxle fluid level according to the following TSB. Add ATF, if necessary, to bring the level within the "HOT" range.
^ TSB 06-40-016 - All except Veracruz and Genesis
^ TSB 07-40-004 - Veracruz only
^ TSB 08-AT-005 - Genesis Sedan V6 only
^ TSB 09-AT-001 - Genesis Sedan V8 and Genesis Coupe V6
^ TSB 09-AT-003 - Genesis Coupe 2.0L Turbo
2. Apply the parking brake and place blocks in front and behind both front wheels.
CAUTION:
Do not let anybody stand in front or behind the vehicle.
3. Start the engine and move the select lever to "D".
4. Press and hold the brake pedal, then fully depress the accelerator and record the engine speed.
CAUTION:
Do not hold the throttle fully open for more than 3 seconds. Release the throttle and allow the engine to idle in "N" for 15 seconds.
5. Confirm the stall speed is within the specifications shown in the related shop manual (approximately 2000~2900 rpm at sea level, depending on model). If the stall speed is higher than specification, one or more clutches may be slipping.
6. Move the shift lever to "R", then repeat Steps 4~5. Go to Step 7.
7. Move the shift lever to the "Sports Mode" position (if installed), then move the lever forward to select "Gear 2". Perform Steps 4~5.
VEHICLES EQUIPPED WITH SPORTS MODE - EXCEPT VERACRUZ AND GENESIS:
This procedure tests the clutches and brakes shown above. The OD clutch is applied for 3rd, 4th and 5th gear. The RED clutch is for 5-speed transaxle.
VERACRUZ:
This procedure tests the clutches and brakes shown above. The "C2" clutch is applied for 4th, 5th and 6th gear.
GENESIS SEDAN 3.8L V6:
This procedure tests the clutches and brakes shown above. The "C2" clutch is applied only in 4th, 5th and 6th gears. The "C4" clutch is applied for engine braking in 1st, 2nd, 3rd and 4th gears only.
GENESIS SEDAN 4.6L V8 & GENESIS COUPE 3.8L V6:
This procedure tests the clutches and brakes shown above. The "E" clutch is applied for 4th, 5th and 6th gears.
GENESIS COUPE 2.0L:
This procedure tests the clutches and brakes shown above. The Input clutch is applied for 4th and 5th gears.
VEHICLES WITHOUT SPORTS MODE:
2007~ Elantra Sedan and 2009~ Elantra Touring (PRND32L shift pattern):
This procedure tests the clutches and brakes shown above. The OD clutch is applied in 3rd and 4th gear. The 2-4 brake is applied in 2nd and 4th gear.
1999~01 Sonata, 1999~01 Tiburon (PRND2L shift pattern):
This procedure tests the clutches and brakes shown above. The OD clutch is applied in 3rd and 4th gear).
1995~ Accent (PRDL shift pattern).
This procedure tests the clutches and brakes shown above. The end clutch is applied in 4th gear.
WARRANTY INFORMATION:
Labor time for the stall test is included in 45000R00 (Replace automatic transaxle).