Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
DESCRIPTION
These DTCs are stored when a communication malfunction occurs between ECUs that
perform pre-collision system control.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE LH (for Double Cab)
2. REMOVE FRONT DOOR SCUFF PLATE LH (for Access Cab)
3. REMOVE COWL SIDE TRIM BOARD LH
4. REMOVE CENTER INSTRUMENT CLUSTER CENTER FINISH PANEL SUB-ASSEMBLY
5. REMOVE INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY
...
Data List / Active Test
DATA LIST / ACTIVE TEST
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 because intermittent conditions or signals may ...