Toyota Tundra. Manual — part 2340

Fig. 63: Measuring Brush Length
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4

INSPECT STARTER BRUSH HOLDER ASSEMBLY

a

Measure the resistance according to the value(s) in the table below

Standard resistance

STARTER BRUSH HOLDER ASSEMBLY TESTER CONNECTION SPECIFIED
CONDITION CHART

Fig. 64: Inspecting Starter Brush Holder Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the brush holder

b

Inspect the load of the brush spring

Tester Connection

Condition Specified Condition

Positive brush holder - Negative brush holder Always

10 kohms or higher

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra

Fig. 65: Checking Brush Spring Load
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

1

Take the pull scale reading immediately after the brush spring separates from the brush

Standard spring installed load: 22 to 28 N (2 to 3 kgf, 4.8 to 6.2 lbf)

Minimum spring installed load: 13 N (1 kgf, 2.9 lbf)

If the spring load is less than the minimum, replace the brush holder

5

INSPECT STARTER YOKE ASSEMBLY

a

Inspect for an open circuit

1

Measure the resistance according to the value(s) in the table below

Standard resistance

STARTER YOKE ASSEMBLY TESTER CONNECTION SPECIFIED CONDITION
CHART

Fig. 66: Inspecting Starter Yoke Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the starter yoke assembly

Tester Connection

Condition Specified Condition

Terminal C wire - Brush Always

Below 1 ohms

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra

2

Measure the resistance according to the value(s) in the table below

Standard resistance

STARTER YOKE ASSEMBLY TESTER CONNECTION SPECIFIED CONDITION
CHART

Fig. 67: Measuring Resistance Between Shunt Coil Terminals (A) And (B)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the starter yoke assembly

6

INSPECT STARTER CLUTCH SUB-ASSEMBLY

a

Check that the starter clutch cannot be rotated counterclockwise, and can be rotated clockwise If
the starter clutch is not as specified, replace the starter clutch sub-assembly

Fig. 68: Inspecting Starter Clutch Sub-Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

7

INSPECT MAGNET STARTER SWITCH ASSEMBLY

a

Inspect the pull-in coil

1

Measure the resistance according to the value(s) in the table below

Standard resistance

Tester connection

Condition Specified Condition

Shunt coil terminal (A) -Shunt coil terminal (B) 20°C (68°F)

1 5 to 1 9 ohms

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra

MAGNET STARTER SWITCH ASSEMBLY TESTER CONNECTION SPECIFIED
CONDITION CHART

Fig. 69: Inspecting Magnet Starter Switch - Pull-In Coil
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Tester Connection

Condition Specified Condition

Terminals 50 - Terminal C Always

Below 1 ohms

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra