DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECU stores trouble codes when malfunctions occur.
The diagnostic system allows for reading of the trouble codes from the DLC3 using the Techstream.
Use the Techstream to help diagnose and repair the problem.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
Problem Symptoms Table
Terminals Of EcuSystem Description
SYSTEM DESCRIPTION
1. CRUISE CONTROL SYSTEM
This system is controlled by the ECM, and is activated by the throttle position
sensor and motor. The ECM controls the following functions: ON-OFF, - SET, + RES,
CANCEL, vehicle speed control, motor output cont ...
Startability Malfunction (P1604)
DESCRIPTION
This DTC is stored when the engine does not start even though the STA signal
is input or when the engine takes a long time to start, and when the engine speed
is low or the engine stalls just after the engine starts.
Using the Techstream, the ...
BUS IC Communication Malfunction (B1497/97)
DESCRIPTION
The air conditioning harness connects the A/C amplifier and each servo. The A/C
amplifier supplies power and sends operation instructions to each servo through
the air conditioning harness. Each servo sends the damper position information to
...