Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT TRANSPONDER KEY COIL (IGNITION KEY CYLINDER LIGHT)

(a) Apply battery voltage to the connector and check the light illumination condition.

OK:

Condition

Specified Condition

Battery positive (+) → Terminal 2 (ILL+)

Battery negative (-) → Terminal 4 (ILL-)

Illuminates

If the result is not as specified, replace the transponder key coil (ignition key cylinder light).

*a	Component without harness connected (Transponder Key Coil (Ignition Key Cylinder Light))

Toyota Tundra Service Manual > Can Communication System: Combination Meter ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Combination Meter ECU Communication Stop Mode Any of the following conditions are met: Communication stop for "Combination Meter" is indicated on the "Communication Bus Check" screen of the Techstream. Communication system DTCs (DTCs that start with U) ...

Toyota Tundra Owners Manual