COMPONENTS
ILLUSTRATION
ILLUSTRATION
On-vehicle InspectionLost Communication with ECM (U0100-U0142,U0155)
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
U0100
No communication with ECM
CAN communication system
ECM
U0131
No commu ...
Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT TAILLIGHT RELAY (TAIL)
(a) Remove the taillight relay from the main body ECU (driver side junction
block assembly).
(b) Measur ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...