Toyota Tundra. Manual — part 2366

Fig. 31: Checking Starter Rotation
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

INSPECT STARTER ARMATURE ASSEMBLY

a

Inspect the commutator for an open circuit

1

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

2009 Toyota Tundra

2009 ENGINE Starting (3UR-FBE) - Tundra

Standard Resistance

RESISTANCE SPECIFIED CONDITION

Tester Connection Condition Specified Condition

Commutator

Always

Below 1 ohms

2009 Toyota Tundra

2009 ENGINE Starting (3UR-FBE) - Tundra

Fig. 32: Measuring Commutator Resistance
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the armature assembly

b

Inspect the commutator for a short circuit

1

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

Standard Resistance

RESISTANCE SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

Commutator - Armature coil core Always

10 kohms or higher

2009 Toyota Tundra

2009 ENGINE Starting (3UR-FBE) - Tundra

Fig. 33: Measuring Commutator Resistance
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the armature assembly

c

Check the surface of the commutator for dirt and burns

2009 Toyota Tundra

2009 ENGINE Starting (3UR-FBE) - Tundra