Component Tests and General Diagnostics

ECU POWER SOURCE CIRCUIT

CIRCUIT DESCRIPTION

This is the power source for the tire pressure monitor ECU. It also supplies power to the tire pressure monitor receiver via the ECU.

Wiring Diagram:

Step 1 - 2:

Step 3 - 4:

INSPECTION PROCEDURE

NOTE: It is necessary to register an ID code after replacing the tire pressure monitor valve sub-assy and/or the tire pressure monitor ECU.