Subaru Legacy BN/BS (2015-2019) Service Manual: Adjustment

Subaru Legacy BN/BS (2015-2019) Service Manual / Manual transmission and differential(6mt) / Reverse idler gear / Adjustment

1. Select the appropriate reverse idler gear bushing from the table below, and adjust until the clearance between the reverse idler gear and reverse idler gear washer is within specification.

Clearance (a):

0.1 — 0.3 mm (0.004 — 0.012 in)

Reverse idler gear bushing
Part No.	Length mm (in)	Groove for identification
32289AA080	27.75 (1.093)	None
32289AA090	27.90 (1.098)	1
32289AA100	28.05 (1.104)	2
32289AA110	28.20 (1.110)	3
32289AA120	28.35 (1.116)	4

Removal

1. Remove the manual transmission assembly from the vehicle. Manual Transmission Assembly > REMOVAL2. Remove the back-up light switch and the neutral position switch. Switches and Harness > REMOVAL3 ...

Installation

NOTE:Rotate the reverse idler sub gear by two teeth from free status in the direction of the arrow to make it engage with the reverse gear of the main shaft and install the main shaft assembly.(A)Free ...

Other materials:

Inspection
1. Remove the bulkhead harness connector from TCM. Transmission Control Module (TCM) > REMOVAL2. Set the ST between the TCM and bulkhead harness.ST 18460AA040CHECK BOARD3. Set the probe of oscilloscope to the check board connector.Terminals:No. 14 (+) — No. 42 (−)(A)+ probe(B)− pro ...