Diagnosis Circuit
ComponentsLost Communication with ECM / PCM "A" (U0100)
DESCRIPTION
The engine control unit communicates with the TCM using the Controller Area Network
(CAN).
If there is a problem in this communication, the TCM sets a DTC.
DTC No.
DTC Detection Condition
Trouble Area
...
Problem 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" ...
Removal
REMOVAL
PROCEDURE
1. DISCHARGE FUEL SYSTEM PRESSURE
HINT:
(See page ).
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
3. REMO ...