A/T - A604 Momentary Decleration/Clutch Slippage: Overview

89chrysler09

Models

1989 AC & AS Bodies Equipped With A604 Transaxle


Subject

Momentary Deceleration, Default To Second Gear (Limp-In) Mode Or Excessive Clutch Slippage During 3-4 Upshift


Index

TRANSMISSION


Date

May 22, 1989


No.

21-01-89 REVISION A

(21-19-9)
P-1962
BODY CODE LEGEND

AC - DYNASTY/NEW YORKER/LANDAU AS - CARAVAN/VOYAGER


THIS BULLETIN SERVICE TECHNICAL SERVICE BULLETIN # 21-01-89 (DATED 1/30/89) WHICH SHOULD BE REMOVED FROM YOUR FILE.


NOTE: THIS TECHNICAL SERVICE BULLETIN IS ONLY TO BE USED IF CODES 39, 46 OR NO CODES AT ALL ARE FOUND IN THE MEMORY.


SYMPTOM/CONDITION

- Momentary deceleration/loss of power during 3-4 shift.

- Default to 2nd gear after a 3-4 shift fault code 39: Gear
Ratio.

- Chronic inability in achieving 4th. gear.

- Excessive clutch slippage during a 3-4 shift.

These symptoms may result from an improperly functioning seal ring between the underdrive and overdrive clutch circuits. During a 3-4 shift, fluid may leak into the underdrive circuit causing the underdrive clutch to drag.


DIAGNOSIS

Use procedure on following pages for diagnosis.
POLICY: Reimbursable within the provisions of the warranty.


TIME ALLOWANCE:
Labor operation No. 08-19-05-90 . . . . . . . . . . . . . . . . . . . . . . . 0.5 Hrs.
A-604 Transaxle Test 49/Code 46 Test Procedure

98-19-05-91 . . . . . . . . . . . . . . . . . . . . . . . 0.6 Hrs. A-604 Transaxle Test 50/Testing, Clutch Volumes

09-19-05-92 . . . . . . . . . . . .. . . . .. . . . . . . . 0.3 Hrs. Transaxle Electronic Controller-Replace


FAILURE CODE: 58 - Internal defect