Introduction
General InformationVehicle Speed or Engine Speed Signal Malfunction (C2173/73)
DESCRIPTION
The tire pressure warning ECU receives a vehicle speed signal from the combination
meter and an engine speed signal from the ECM. The tire pressure warning ECU uses
these signals to detect DTCs C2121/21 to C2124/24 (No Signal from Transmitter) ...
Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle’s on-board
computer.
Never leave the keys inside the vehicle when you leave the vehicle.
Vehicles ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
(a) Install a new gasket to the sensor.
Text in Illustration
*1
New Gasket
...