07-02-2009, 11:05 PM
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#14
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Re: Transmission Fluid update?
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Human Factory Service Manual
Join Date: Mar 2007
Location: New Jersey
My Ride: 1990 Daytona Shelby
Engine: 2.2 L VNT
1/4: 15.570
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The vehicle is equivalant to a JR Body and uses a 41TE Transaxle.
DESCRIPTION - AUTOMATIC TRANSMISSION FLUID
NOTE: Refer to the maintenance schedules for the recommended maintenance (fluid/filter change) intervals for this transaxle.
NOTE: All transaxles have a common transmission and differential sump. Filling the transaxle accommodates the differential as well.
TRANSMISSION FLUID
MoparŪ ATF+4 (Automatic Transmission Fluid-Type 9602) is required in the 41TE automatic and T350 manual transaxles. Substitute fluids can induce torque converter clutch shudder.
MoparŪ ATF+4 (Automatic Transmission Fluid-Type 9602) when new is red in color. The ATF is dyed red so it can be identified from other fluids used in the vehicle such as engine oil or antifreeze. The red color is not permanent and is not an indicator of fluid condition. As the vehicle is driven, the ATF will begin to look darker in color and may eventually become brown. This is normal. A dark brown/black fluid accompanied with a burnt odor and/or deterioration in shift quality may indicate fluid deterioration or transmission component failure.
FLUID ADDITIVES
DaimlerChrysler strongly recommends against the addition of any fluids to the transmission, other than those automatic transmission fluids listed above. Exceptions to this policy are the use of special dyes to aid in detecting fluid leaks.
Various “special” additives and supplements exist that claim to improve shift feel and/or quality. These additives and others also claim to improve converter clutch operation and inhibit overheating, oxidation, varnish, and sludge. These claims have not been supported to the satisfaction of DaimlerChrysler and these additives must not be used. The use of transmission “sealers” should also be avoided, since they may adversely affect the integrity of transmission seals.
FLUID CAPACITIES
DESCRIPTION SPECIFICATION
Fuel Tank 60.5L (16.0 gal.)
Engine Oil
2.0L Engines* 4.7L (5.0 qts.)
2.4L Engines* 4.7L (5.0 qts.)
2.7L Engines* 4.7L (5.0 qts.)
COOLING SYSTEM**
2.0L Engine 8.0L (8.5 qts.)
2.4L Engine 10.0L (10.5 qts.)
2.7L Engine 9.0L (9.5 qts.)
AUTOMATIC TRANSAXLE
Automatic Transaxle - Estimated Service Fill 3.8L (4.0 qts.)
Automatic Transaxle - Overhaul Capacity with Torque Converter Empty 8.7L (9.2 qts.)
*(includes new filter)
**(includes heater and recovery bottle)
TRANSAXLE IDENTIFICATION
DESCRIPTION
The 41TE (41TE Transaxle) is a four-speed transaxle that is a conventional hydraulic/mechanical assembly with an integral differential, and is controlled with adaptive electronic controls and monitors. The hydraulic system of the transaxle consists of the transaxle fluid, fluid passages, hydraulic valves, and various line pressure control components. An input clutch assembly which houses the underdrive, overdrive, and reverse clutches is used. It also utilizes separate holding clutches: 2nd/4th gear and Low/Reverse. The primary mechanical components of the transaxle consist of the following:
Three multiple disc input clutches
Two multiple disc holding clutches
Four hydraulic accumulators
Two planetary gear sets
Hydraulic oil pump
Valve body
Solenoid/Pressure switch assembly
Integral differential assembly
Control of the transaxle is accomplished by fully adaptive electronics. Optimum shift scheduling is accomplished through continuous real-time sensor feedback information provided to the Transmission Control Module (TCM).
The TCM is the heart of the electronic control system and relies on information from various direct and indirect inputs (sensors, switches, etc.) to determine driver demand and vehicle operating conditions. With this information, the TCM can calculate and perform timely and quality shifts through various output or control devices (solenoid pack, transmission control relay, etc.).
The TCM also performs certain self-diagnostic functions and provides comprehensive information (sensor data, DTC's, etc.) which is helpful in proper diagnosis and repair. This information can be viewed with the DRB scan tool.
The 41TE transaxle identification code is a series of digits printed on a bar-code label that is fixed to the transaxle case as shown in (Transaxle Identification Label).
For example, the identification code K 821 1125 1316 can be broken down as follows:
K = Kokomo Transmission Plant
821 = Last three digits of the transaxle part number
1125 = Build date
1316 = Build sequence number
If the tag is not legible or missing, the “PK” number, which is stamped into the transaxle case behind the transfer gear cover, can be referred to for identification. This number differs slightly in that it contains the entire transaxle part number, rather than the last three digits.
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Jan
1990 Daytona Shelby VNT
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