Trans Limp In Condition - Input Speed Sensor Signal (21-10-95)

Publication date: 1995-06-30
Reference number: 21-10-95

TRANS LIMP IN CONDITION - INPUT SPEED SENSOR SIGNAL

TECHNICAL SERVICE BULLETIN

Reference Number(s): 21-10-95, Date of Issue: June 30, 1995

TRANSAXLE LIMP-IN CONDITION - INTERMITTENT INPUT (TURBINE) SPEED SENSOR SIGNAL

Model(s): 1995 Chrysler (AA) LeBaron Sedan, (AJ) LeBaron Convertible, (AS) Town & Country, (FJ) Sebring, (JA) Cirrus, (LH) Concorde, LHS, New Yorker

1995 Chrysler (ES) Voyager (European Market)

1995 Dodge (AA) Spirit, (AS) Caravan, (FJ) Avenger, (JA) Stratus, (LH) Intrepid

1995 Eagle (FJ) Talon, (LH) Vision

1995 Plymouth (AA) Acclaim, (AS) Voyager

1996 Chrysler (NS) Town & Country

1996 Dodge (NS) Caravan

1996 Plymouth (NS) Voyager

Group: Transmission

Bulletin No.: 21-10-95

Date: June 30, 1995

NOTE: This bulletin applies to vehicles built between December 1, 1994 (MDH 12-01-XX) and April 30, 1995 (MDH 04-30-XX ) and equipped with a 41TE or 42LE transaxle with a date code between 2183 and 2295. Refer to Fig 1 .

Fig 1: Transaxle Identification Tag Location

SYMPTOM/CONDITION

Transaxle in limp-in condition due to intermittent transaxle input speed sensor signal.

DIAGNOSIS

Using the Mopar Diagnostic System (MDS) or the Scan Tool (DRB III) with the appropriate Diagnostic Procedure Manual, verify all engine/transmission systems are functioning as designed. Test drive the vehicle throughout the transaxle operating temperature range. With the DRB III in the RPM Display Mode under Transmission Systems, monitor the Input (Turbine) Speed Sensor Signal. If the Input (Turbine) Speed Sensor Signal drops to 0 RPM and is accompanied by any of the following Diagnostic Trouble Codes (DTC's) 36, 50, 51, 52, 53, 54, 55, or 56 perform the Repair Procedure of this bulletin.

PARTS REQUIRED

PARTS INFORMATION

Part Number	Part Name	Qty.
4412878	Sensor, Input (Turbine) Speed	1

REPAIR PROCEDURE

This bulletin involves replacing the input (turbine) speed sensor with an improved part.

Disconnect the input (turbine) speed sensor wiring connector, be sure the weather seal does not fall off or remain in the sensor that is being replaced.
Remove the input (turbine) speed sensor.
Install a new input (turbine) speed sensor, P/N 4412878. Torque the sensor to 20 ft-lbs (27 Nm).
Connect the input (turbine) speed sensor wiring connector, be sure the weather seal is in place.
Using the DRB III erase any DTC's in the Transmission Control Module (TCM).

NOTE: On 1996 NS vehicles, a DTC 45 (Check Transmission System) may be stored in the Powertrain Control Module (PCM) and may have illuminated the "Check Engine Light" (MIL). Also on 1996 NS vehicles, the DTC's in the TCM must be erased followed by the DTC's in the PCM to turn off the "Check Engine Light" (MIL).

WARRANTY INFORMATION

POLICY: Reimbursable within the provisions of the warranty.

TIME ALLOWANCE: 0.6 Hrs.

LABOR OPERATION NO: 08-45-23-90

FAILURE CODE: P8 - New Part