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Content .. 1931 1932 1933 1934 ..
engaging/disengaging a clutch combination. The 1-2/4-5 shift group control the B1 and K1 clutches. The 2-3 shift OPERATION The transmission control is divided into the electronic and hydraulic transmission control functions. While the elec- The Transmission Control Module (TCM) allows for the precise adaptation of pressures to the corresponding oper- EMERGENCY RUNNING FUNCTION In order to ensure a safe driving state and to prevent damage to the automatic transmission, the TCM control mod- The net effect is: • The last engaged gear remains engaged. • The modulating pressure and shift pressures rise to the maximum levels. • The torque converter lockup clutch is deactivated. In order to preserve the operability of the vehicle to some extent, the hydraulic control can be used to engage 2nd • Stop the vehicle. • Move selector lever to 9 P 9 . • Switch off engine. • Wait at least 10 seconds. • Start engine. • Move selector lever to D: 2nd gear. • Move selector lever to R: Reverse gear. The limp-home function remains active until the DTC is rectified or the stored DTC is erased with the appropriate CLUTCH APPLICATION Refer to CLUTCH APPLICATION for which shift elements are applied in each gear position. CLUTCH APPLICATION GEAR RATIO B1 B2 B3 K1 K2 K3 F1 F2 1 3.59 X* X X* X X 2 2.19 X X X* X 3 1.41 X X X 4 1.00 X X X 5 0.83 X X X X* N N/A X X R 3.16 X* X X X R - Limp In 1.93 X X X * = The shift components required during coast. 21 - 266 AUTOMATIC TRANSMISSION NAG1 - SERVICE INFORMATION LX |