First Gear Disengagement Problem: Overview
90subaru02NUMBER 03-46-90
DATE 04-03-90
APPLICABILITY 1989 AND 1990 MY LEGACY, L-SERIES,
AND XT WITH M/T
FROM TRANS # 149575 TO
- 243329 FWD TURBO, SELECTIVE 4WD AND (FWD LEGACY ONLY)
- 245890 F/T 4WD LEGACY AND XT6
SUBJECT: FIRST GEAR DISENGAGEMENT
This Bulletin is for information only.
If you encounter a customer complaint of first gear disengagement, the cause may be excessive clearance between the 1st driven gear and its related bushing/shaft. Referring to the applicable service manual, follow the instructions below to measure and install a replacement 1st driven gear.
^ Remove and replace transmission from the vehicle according to Section 2-11 of the applicable service manual.
^ Disassemble the transmission according to Section 3-1 of the applicable service manual.
^ Replace the 1st driven gear and related parts using the new specifications in this bulletin and Section 3-1 in the applicable service manual.
Ensure that the new radial clearance guidelines listed below are used when reassembling the transmission.
The radial clearance is the clearance or difference between the largest shaft/bushing measurement and the smallest measurement from the inner diameter of the first driven gear.