Reassembly
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 ...
Ignition Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) determines the ignition
switch position (OFF, ACC, ON) based on signals from the IG or ACC circuit.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
...
Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant classification
ECU and front seat inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side buckle
switch circuit.
Troubleshoot DTC B1 ...