Section 25 (Automatic Transmission - 140 Chassis)
WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.
- General Information
- Basic Knowledge
- Automatic transmission (AT), function - GF27.10-P-0001G
- Automatic Transmission - 140 Chassis
- Automatic transmission (AT), selector lever positions - GF27.10-P-0001-05G
- Automatic transmission (AT), location of mechanical parts - GF27.10-P-0001-07G
- Automatic transmission (AT), location of electric/electronic components - GF27.10-P-0001-08G
- Automatic transmission (AT), position of hydraulic components - GF27.10-P-0001-09G
- Component survey for automatic transmission - GF27.10-P-0025-02C
- Automatic transmission model and component installation survey as-built configuration - GF27.10-P-0801AA
- Automatic transmission (AT), contents, function description - GF27.10-P-0999ZZ
- Shift-lock, function - GF27.10-P-2008G
- Parking lock, location / task / design / function - GF27.10-P-5100G
- Location / task / design / function of oil pump - GF27.10-P-5103G
- Survey of system components, automatic transmission (AT), location / task / design / function - GF27.10-P-9990ZZ
- Electronic transmission control (ETC) location of components - GF27.19-P-0001-01B
- Upshift / downshift solenoid valve, location / task / design / function - GF27.19-P-4006G
- Transmission range recognition switch, location / task / design / function - GF27.19-P-5101G
- Electric control module, location / task / design / function - GF27.19-P-5104G
- Kickdown switch, location/task/design/function - GF27.19-P-5105G
- Starter lock-out contact, location/task/design/function - GF27.19-P-5106G
- Temperature sensor, location / task / design / function - GF27.19-P-5108G
- Shift pressure regulating solenoid valve, location / task / design / function - GF27.19-P-5109G
- Modulating pressure regulating solenoid valve, location / task / design / function - GF27.19-P-5110G
- Location / task / design / function of PWM solenoid valve, torque converter lockup clutch - GF27.19-P-5112G
- Wheel speed sensor, location / task / function - GF27.19-P-5127G
- Position sensor, location/task/function - GF27.19-P-5129G
- Reverse lamp switch, location / task / function - GF27.19-P-5132G
- Torque converter, location / task / design / function - GF27.20-P-5100G
- Torque converter lockup clutch, location/task/design/function - GF27.20-P-5101G
- Planetary gear set, location / task / design / function - GF27.50-P-5100G
- Multi-plate clutch, location / task / design / function - GF27.51-P-5101G
- Location / task / design / function of freewheel - GF27.51-P-5102G
- Survey of multiple-disc components, production details - GF27.51-P-5200A
- Gearshift system, function - GF27.60-P-2000G
- Hydropneumatic transmission control, function - GF27.60-P-2002G
- Function of gear change - GF27.60-P-3010G
- Manual drive mode selection, function - GF27.60-P-3011G
- Floor shift, location/task/design/function - GF27.60-P-5100G
- Shift detent mechanism, location/task/design/function - GF27.60-P-5101G
- D-4 shift isolating mechanism, location / task / design / function - GF27.60-P-5102G
- Location / task / design / function of R/P lock - GF27.60-P-5103G
- Lubrication pressure regulating valve, location/task/function - GF27.60-P-5122G
- Torque converter lockup clutch regulating valve, location/task/ function - GF27.60-P-5123G
- Working pressure regulating valve, location/task/function - GF27.60-P-5131G
- Shift pressure regulating valve, location / task / function - GF27.60-P-5132G
- Regulating valve pressure regulating valve, location / task / function - GF27.60-P-5133G
- Shift valve pressure regulating valve, location/task/function - GF27.60-P-5134G
- Holding pressure shift valve, location/task/function - GF27.60-P-5135G
- Shift pressure shift valve, location / task / function - GF27.60-P-5136G
- Overlap regulating valve, location / task / function - GF27.60-P-5137G
- Location/task/function of command valve - GF27.60-P-5138G
- Testing & Repair
- Checking oil level in automatic transmission and correcting, if necessary - AR27.00-P-0100A
- Testing and repair work: Passenger cars: Automatic transmission - AR27.00-Z-9722AC
- Adjusting control pressure cable on throttle linkage - AR27.10-P-0120A
- Checking upshift delay - AR27.10-P-0140A
- Measuring and adjusting pressure values - AR27.10-P-0180A
- Removal and installation of control pressure cable with vacuum actuator - AR27.10-P-0200A
- Basic adjustment of control pressure cable (after replacing) - AR27.10-P-0220A
- Removal and installation of starter lock-out switch - AR27.10-P-0240A
- Removal and installation of vacuum unit - AR27.10-P-0260A
- Removal and installation of centrifugal governor - AR27.10-P-0280A
- Removal and installation, dismantling and assembling secondary pump - AR27.10-P-0300A
- Remove/install oil pump - AR27.10-P-0400A
- Remove/install transmission with torque converter - AR27.10-P-0500
- Fastening transmission to assembly bracket/stand - AR27.10-P-0600
- Remove/install electrohydraulic controller unit (transmission installed) - AR27.19-P-0200A
- Disassemble and assemble electrohydraulic control unit - AR27.19-P-0220A
- Remove/install torque converter - AR27.20-P-0500
- Remove/install front transmission cover with primary pump - AR27.30-P-0640A
- Dismantling and assembling front transmission cover with primary pump - AR27.30-P-0660A
- Remove/install rear transmission cover - AR27.30-P-0680A
- Dismantling and assembling rear transmission cover - AR27.30-P-0700A
- Remove/install valve body assembly - AR27.35-P-0320A
- Dismantling and assembling shift valve housing - AR27.35-P-0340A
- Dismantle and assemble shift plate - AR27.35-P-0350A
- Removal and installation of bottom cover with intermediate plate - AR27.35-P-0360A
- Detaching and attaching bottom cover at large intermediate plate - AR27.35-P-0380A
- Dismantling and assembling bottom cover - AR27.35-P-0400A
- Loosening or fastening electrical cables at kick-down solenoid valve and at control valve for 5th gear - AR27.50-P-0360-03A
- Dismantling and assembling transmission (section 1) - AR27.50-P-0600A
- Notes
- Removal and installation of one-way valve, B2 brake band guide, oil deflector and temperature throttle - AR27.50-P-0600-03A
- Screw on and secure twelve-point collared nut and secure - AR27.50-P-0600-04B
- Install grooved ball bearing in rear transmission housing - AR27.50-P-0600-05A
- Measure end play between park pawl gear and grooved ball bearing - AR27.50-P-0600-06A
- Detach/attach transmission housing on torque converter housing. - AR27.50-P-0601A
- Dismantling and assembling transmission (section 2) - AR27.50-P-0620A
- Removing and installing multiple-disc clutches K1, K2 and K3 - AR27.50-P-0621A
- Dismantling and assembling transmission (section 3) - AR27.50-P-0720A
- Remove/install multi-disk brake B1 and oil pump - AR27.50-P-0721A
- Remove brake of overdrive (BS) and clutch (KS), install - AR27.50-P-0740A
- Notes
- Remove of internally geared wheel - AR27.50-P-0740-01A
- Removal of overdrive brake piston - AR27.50-P-0740-02A
- Installation of overdrive brake piston and multidiscs for overdrive brake - AR27.50-P-0740-03A
- Installation of internally geared wheel, sun gear and planet carrier - AR27.50-P-0740-04A
- Measurement of axial play of output shaft/intermediate shaft - AR27.50-P-0740-05A
- Measuring axial play of output shaft/rear cover - AR27.50-P-0740-06A
- Measurement of play in multi-discs for overdrive brake - AR27.50-P-0740-07A
- Dismantling and assembling transmission (section 4) - AR27.50-P-0780A
- Notes
- Removal of brake band piston B1 - AR27.50-P-0780-01A
- Removal of gear set - AR27.50-P-0780-02A
- Removal of brake band B2 - AR27.50-P-0780-03A
- Installation of brake band B2 - AR27.50-P-0780-04A
- Installation of gear set - AR27.50-P-0780-05A
- Installation and measurement of multi-disc brake B3 - AR27.50-P-0780-06A
- Installation of brake band B1 - AR27.50-P-0780-07A
- Measurement of play in brake band B1 - AR27.50-P-0780-08A
- Measurement of play in brake band B2 - AR27.50-P-0780-09A
- Dismantling, assembling and carrying out basic adjustment of brake band piston B1 - AR27.50-P-0780-10A
- Inserting and measuring multiple-disc pack B3 - AR27.50-P-0780-11A
- Checking installed position of lubricating nozzle in support flange/oil gallery K2 - AR27.50-P-0780-12A
- Removing and installing multi-disk brake B2, disk pack B3 and park pawl gear - AR27.50-P-0781A
- Dismantling and assembling output shaft with center and rear gear set - AR27.50-P-0810A
- Dismantling and assembling gear set - AR27.50-P-0840A
- Disassembling and assembling rear hollow shaft with rear freewheel - AR27.50-P-0850A
- Dismantling and assembling freewheel F2 - AR27.50-P-0860A
- Dismantling and assembling multi-disk brake B1 - AR27.50-P-0870A
- Dismantling and assembling multiple-disc brake B2 - AR27.50-P-0880A
- Dismantling and assembling overdrive clutch - AR27.51-P-0760A
- Disassemble/assemble clutch K1 - AR27.51-P-0800
- Dismantling and assembling clutch K2 - AR27.51-P-0820A
- Dismantling and assembling drive shaft with clutch K2 and front gear set - AR27.51-P-0825A
- Disassemble and assemble clutch K3. - AR27.51-P-0830A
- Flush out oil cooler lines and oil cooler - AR27.55-P-0001A
- Removing and installing wire cable/transmission for parking lock interlock on transmission - AR27.60-P-0500
- Remove/install floor selector - AR27.60-P-0900
- Adjust shift lock - AR27.60-P-0910A
- Dismantling and assembling center/floor shift - AR27.60-P-0920
- Remove/install selector lever - AR27.60-P-0930A
- Removal and installation of operating lever with wire cable for parking lock interlock - AR27.60-P-0940A
- Remove/install park pawl mechanism - AR27.60-P-0950A
- Adjusting parking lock interlock - AR27.60-P-0960A
- Adjusting wire cables for parking lock interlock - AR27.60-P-0965
- Adjusting shift rod - AR27.60-P-0980A
- Removing and installing wire cable for parking lock interlock - AR27.60-P-1000
- Maintenance
- Repair & Adjustments
- Design of the transmissions - RA27007229000X(27-9000)
- Function ranges - RA27007229010X(27-9010)
- Driving tips - RA27007229020X(27-9020)
- Torque converter - RA27007229030X(27-9030)
- Design and operating principle of a single planet gear set - RA27007229040X(27-9040)
- Design and operating principle of a Ravigneaux planet gear set - RA27007229050X(27-9050)
- Mechanical design of the transmissions - RA27007229060X(27-9060)
- Power flow in the gears - RA27007229070X(27-9070)
- Gear reduction ratios - RA27007229080X(27-9080)
- Primary and secondary pumps - RA27007229100X(27-9100)
- Operating pressure - RA27007229110X(27-9110)
- Modulating pressure - RA27007229120X(27-9120)
- Lubricating pressure - RA27007229130X(27-9130)
- Control pressure - RA27007229140X(27-9140)
- Governor pressure - RA27007229150X(27-9150)
- Boosted governor pressure - RA27007229160X(27-9160)
- Shift pressure - RA27007229170X(27-9170)
- Function of command valves and sequence of gearshifts - RA27007229180X(27-9180)
- Installation survey, test and pressure data, basic and national versions - RA27037220001X(27-001)
- Transmission ratios - RA27037220002X(27-002)
- Adjusting cable for control pressure - RA27037220110X(27-110)
- Removing, installing and adjusting starter lockout switch - RA27037220130X(27-130)
- Testing and adjusting vacuum control valve, engine 603.96 - RA27037220140X(27-140)
- Testing during the road test - RA27037220320X(27-320)
- Shift points in selector lever position "D" - RA27037220330Z(27-330)
- Measure and adjust pressure value - RA27037220350X(27-350)
- Removing, installing, dismantling and assembling shift valve body - RA27037220400X(27-400)
- Removing and installing vacuum box - RA27037220425X(27-425)
- Removing, installing, dismantling and assembling lower cover with intermediate plate - RA27037220430X(27-430)
- Removing, installing, dismantling and assembling rear cover (transmission in situ) - RA27037220440X(27-440)
- Removing and installing centrifugal governor - RA27037220520X(27-520)
- Removing, installing, dismantling and assembling secondary pump (transmission in situ) - RA27037220530X(27-530)
- Removing and installing transmission air-oil cooler with blower (models 124/140) - RA27037220550X(27-550)
- Removing and installing front transmission cover and primary pump - RA27037220630X(27-630)
- Dismantling, assembling and measuring gear set - RA27037220660X(27-660)
- Dismantling, assembling and measuring clutch K1 - RA27037220680X(27-680)
- Dismantling, assembling and measuring clutch K2 - RA27037220690X(27-690)
- Removing, installing and adjusting control pressure cable with vacuum actuator - RA2703722A115X(27-115)
- Adjusting shift rod - RA2703722A120X(27-120)
- Removing and installing transmission with torque converter - RA2703722A600X(27-600)
- Dismantling and assembling transmission - RA2703722A640X(27-640)
- Removing, installing and adjusting control pressure cable with vacuum actuator - RA2703722B115X(27-115)
- Dismantling and assembling transmission - RA2703722B640X(27-640)
- Adjusting and checking parking lock - RA2703722B740X(27-740)
- Removing, installing, dismantling and assembling floor shift - RA2703722B745X(27-745)
- Dismantling and assembling transmission - RA2703722C640X(27-640)
- Adjusting and checking parking lock - RA2703722C740X(27-740)
- Removing, installing, dismantling and assembling floor shift - RA2703722C745X(27-745)
- Dismantling and assembling transmission - RA2703722D640X(27-640)
- Adjusting and checking parking lock - RA2703722D740X(27-740)
- Technical modifications Automatic transmission 722.3 I 09/88 - RA2703722TA00X
- Hydraulic system 4th - 5th gear (722.5) - RA27057229190X(27-9190)
- Downshifts when accelerating (function of reaction valves) - RA27057229200X(27-9200)
- Selector lever downshifts - RA27057229210X(27-9210)
- Damper systems - RA27057229220X(27-9220)
- 5th Gear shift conditions - RA27057229230X(27-9230)
- Arrangement of electrical components - RA27057229240X(27-9240)
- Influencing parameters at 5-speed automatic transmission control unit (N15/1) - RA27057229250X(27-9250)
- Design and function of electronics - RA27057229260X(27-9260)
- Drive position "B" - RA27057229270X(27-9270)
- Kickdown cutoff - RA27057229280X(27-9280)
- Mode selector switch - RA27057229290X(27-9290)
- Transmission shift point retard - RA27057229300X(27-9300)
- Vacuum control (diesel) - ra27057229310x(9310)
- Transmission overload protection - RA27057229320X(27-9320)
- Downshift lock (722.5) - RA27057229330X(27-9330)
- Parking shift lock - RA27057229340X(27-9340)
- Selected speed indicator of floor-mounted shift - RA27057229350X(27-9350)
- Component Modifications
- Vacuum unit for modulating pressure modified - BT27.10-P-0001-01A
- Secondary pump dispensed with - BT27.10-P-0002-01A
- Control pressure cable with vacuum actuators standardized - BT27.10-P-0003-01A
- Additional shim between deep-groove ball bearing and output flange - BT27.10-P-0005-01A
- Retaining lug added to electrohydraulic control module - BT27.19-P-0001-01A
- Caps for solenoid valve, new - BT27.19-P-0003-01A
- Oil drain plug on torque converter deleted - BT27.20-P-0001-01A
- Small intermediate plate modified - BT27.35-P-0001-01A
- Installation of a pressure feed valve - BT27.35-P-0002-01A
- Primary pump non-return valve dispensed with - BT27.35-P-0003-01A
- Strainer for modulating pressure and shift pressure control solenoid valve, new - BT27.35-P-0004-01A
- Strainer in inlet to converter lock-up control solenoid valve, new - BT27.35-P-0005-01A
- Feed B1 enlarged - BT27.40-P-0001-01A
- Piston B1 modified - BT27.50-P-0002-01A
- Plain bearing of input shaft changed to an anti-friction bearing - BT27.50-P-0002-02A
- One-way valve dispensed with - BT27.50-P-0007-01A
- Outer multiple-disc carrier B1 modified - BT27.50-P-0008-01A
- Peak-to-valley height on piston B2 modified - BT27.50-P-0009-01A
- Piston B2 changed - BT27.50-P-0010-01A
- Friction bearing in sun wheel of rear planet gear set converted to anti-friction bearing - BT27.50-P-0011-01A
- Conversion from 18° to 23° gearing in front and rear planetary gear system - BT27.50-P-0012-01A
- Thickness of friction and steel disks K3 changed - BT27.51-P-0001-01A
- Thickness of steel plates of B1, K1 and K2 modified - BT27.51-P-0002-01A
- Additional dished washer in multi-plate set K2 - BT27.51-P-0003-01A
- Center shift modified - BT27.60-P-0001-01A
- Selector lever soldered - BT27.60-P-0002-01A