SYSTEM DIAGRAM

System Description
How To Proceed With TroubleshootingTerminals Of Ecu
TERMINALS OF ECU
Text in Illustration
*a
Component without harness connected
(Skid Control ECU [Brake Actuator Assembly])
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Terminal No. (Symbol)
Terminal Description
1 (GND2)
Pump motor g ...
No Signal from Transmitter ID1 (C2121/21-C2124/24,C2181/81-C2184/84)
DESCRIPTION
The tire pressure warning valve and transmitters that are installed in the tire
and wheel assemblies measure the tire pressure of each wheel. The measured values
are transmitted to the tire pressure warning ECU and receiver in the vehicle as
radio waves. The ECU compares the measu ...
Do-it-yourself service precautions
If you perform maintenance yourself, be sure to follow the correct procedures
as given in these sections.
CAUTION
The engine compartment contains many mechanisms and fluids that may move suddenly,
become hot, or become electrically energized. To avoid death or serious injury observe
the ...