Installation
ComponentsLost Communication with ECM / PCM "A" (U0100,U0129)
DESCRIPTION
The combination meter assembly communicates with the ECM via the CAN communication
system (CAN No. 1 Bus).
DTC No.
DTC Detection Condition
Trouble Area
U0100
When either of the follow ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT INNER REAR VIEW MIRROR ASSEMBLY
(a) Inspect operation of the electrochromic inner mirror.
(1) Connect a positive (+) lead from the battery to terminal 1 and a negative
(-) lead to terminal 2.
(2) Press the AUTO switch.
...
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" ...