Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT THROTTLE BODY ASSEMBLY

(a) Check the throttle valve.

(1) Check that the throttle valve opens and closes smoothly.

(2) Check that there is no sludge accumulating around the throttle body.

(b) Check the throttle control motor.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (M-) - 2 (M+)	20°C (68°F)	0.3 to 100 Ω

If the result is not as specified, replace the throttle body assembly.

Toyota Tundra Service Manual > Engine Immobiliser System (w/o Smart Key System): Engine does not Start but Initial Combustion Occurs
DESCRIPTION If the key ID codes of the key and transponder key ECU assembly match, the engine immobiliser system is unset and the engine start permission signal is sent to the ECM. When the ID codes of the transponder key ECU assembly and ECM match, the engine starts. WIRING DIAGRAM CAUTION / NOTICE ...

Toyota Tundra Owners Manual