Toyota Tundra 2005 Service - Repair - Maintenance page 2153

ST−20
Brush Holder
Side
Length
Starter Yoke Side
No continuity
Brush
Continuity
Ohmmeter
STARTING (1GR−FE)
6.
(a)
If the length is less than minimum, replace the brush holder and
starter yoke.
Length
A23177
7.
(a)
If there is continuity, repair or replace the brush holder.
A23178
(b)
Brush
If the spring load is less than the minimum, replace the brush
Spring
holder.
ST0019
8.
Using an ohmmeter, check that there is continuity between the
lead wire and field coil brush lead.
If there is no continuity, replace the field frame.
P10588
− STARTER (2.0 kW)
INSPECT BRUSH
Check the brushes length
(1) Using vernier calipers, measure the brush length.
Standard length: 15.0 mm (0.591 in.)
Minimum length: 9.0 mm (0.354 in.)
INSPECT STARTER BRUSH HOLDER ASSY
Check the blush holder insulation
(1) Using an ohmmeter, check that there is no continu-
ity between the positive (+) and negative (−) brush
holders.
Check the brush spring load.
(1) Take a pull scale reading at the instant the brush
spring separates from the brush.
Standard spring load:
21.5 to 27.5 N (2.2 to 2.8 kgf, 4.8 to 6.2 lbf)
Minimum spring load: 12.7 N (1.3 kgf, 2.9 lbf)
INSPECT FIELD COIL FOR OPEN CIRCUIT