Problem Symptoms TableProblem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of ...
Vehicle 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) ...
Throttle Actuator Control System - Stuck Open (P2111,P2112)
DESCRIPTION
The throttle actuator is operated by the ECM, and opens and closes the throttle
valve using gears. The opening angle of the throttle valve is detected by the throttle
position sensor, which is mounted on the throttle body. The throttle positio ...