Service Limit

Make a measurements as follows. If it exceeds the specified service limits, adjust or replace.

CAUTION: When making a measurement, secure the gearbox in a vise using ST.
When fixing the gearbox in a vise, apply a wooden piece on the flange portion.

PREPARATION TOOL:

ST1: STAND (926200000)

ST2: BOSS D (34199AG000)

Rack shaft sliding resistance

Measure the resistance with the rack shaft pulled.

Fig 1: Measuring Rack Shaft Resistance

Courtesy of SUBARU OF AMERICA, INC.

Limit: 314 N (32 kgf, 71 lbf) or less

Left/right differential of sliding resistance: 20% or less

Rack shaft play in the radial direction

Right-turn steering

Fig 2: Measuring Rack Shaft Play (Right-Turn Steering)
Courtesy of SUBARU OF AMERICA, INC.

Limit

Direction : 0.4 mm (0.016 in) or less

Direction : 0.6 mm (0.024 in) or less

Condition

L: 5 mm (0.20 in)

P: 98 N (10 kgf, 22 lbf)
Left-turn steering

Fig 3: Measuring Rack Shaft Play (Left-Turn Steering)
Courtesy of SUBARU OF AMERICA, INC.

Service limit:

Direction : 0.4 mm (0.016 in) or less

Direction : 0.4 mm (0.016 in) or less

Input shaft play
In radial direction

Fig 4: Measuring Input Shaft Play (In Radial Direction)
Courtesy of SUBARU OF AMERICA, INC.

Limit

0.18 mm (0.0071 in) or less

Condition

P: 98 N (10 kgf, 22 lbf)
In axial direction

Fig 5: Measuring Input Shaft Play (In Axial Direction)
Courtesy of SUBARU OF AMERICA, INC.

Service limit

0.27 mm (0.0106 in) or less

Condition

P: 20 - 49 N (2 - 5 kgf, 4 - 11 lbf)

TURNING RESISTANCE OF GEARBOX

Using the ST, measure the gearbox turning resistance.

PREPARATION TOOL:

ST: SPECIAL TOOL EPS (34099PA100)

Fig 6: Measuring Gearbox Turning Resistance Using ST
Courtesy of SUBARU OF AMERICA, INC.

Service limit:

Maximum allowable resistance: 13 N (1.3 kgf, 9.6 lbf) or less

Difference between right and left turning resistance: 20% or less