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• Turn ignition switch on, with the scan tool, view and erase stored DTCs in the TCM. • Start engine and warm it to normal operating temperature, then select ⬙D⬙ position. • Drive the vehicle in 1st, 2nd, 3rd and 4th gears. • With the scan tool, select view DTC and data stream. • If the DTC is detected, the DTC condition is current. Go to Diagnostic Procedure - Step 1. • If the DTC is not detected, the DTC condition is intermittent (See Diagnostic Help and Intermittent DTC Trou- bleshooting in Section 08 Transaxle & Transfer Case for more information). NOTE : CAUTION: NOTE : Diagnostic Procedure 1. CHECK FLUID QUALITY AND FLUID LEVEL AND DTC • Drive the vehicle, until the ATF reaches operating temperature (70° - 80°C). • Park the vehicle on level ground. • Shift the gear selector lever to all gear positions once, then shift to gear “N”. • Clean and check the outside of the dipstick and remove the dipstick to check the fluid level. • With the scan tool, select view DTC and data stream for A/T. • Start the engine. • Monitor the value of the gear position as indicated in the following table while driving: GEAR POSITION ELECTRO-MAGNETIC VALVE L/R GEAR 2 UD OD DCC (REF) Gear 1 Off On Off On Off Gear 2 On Off Off On On Gear 3 On Off Off Off On Gear 4 On Off On Off On Reverse gear Off On On On Off Neutral gear/ Parking Off On On On Off Is DTC 22 or 23 present? Yes >> If DTC 22 present, see diagnostic procedure for DTC 22 in 08 - Transaxle & Transfer Case No >> Go to the next step. DIAGNOSIS & TESTING
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