Fog Light Assembly
ComponentsLost Communication with ECM / PCM (U0100)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
U0100
No communication from the ECM continues.
ECM main wire or connector
Power source circuit of ECM
ECM
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System 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 ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT DRIVER SIDE LUMBAR SWITCH
(a) Measure the resistance between the terminals when the switch is operated.
Standard Resistance:
Tester Connection
Switch Condition
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