Toyota Venza: Lost Communication with ECM / PCM "A" (U0100,U0129)
DESCRIPTION
The power steering ECU receives signals from the ECM and the brake actuator assembly (skid control ECU) via the CAN communication system.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
U0100 |
Lost communication with ECM/PCM "A" |
|
|
U0129 |
Lost communication with brake system control module |
|
PROCEDURE
|
1. |
CHECK FOR DTC (CAN COMMUNICATION SYSTEM) |
(a) Clear the DTCs (See page .gif)
).
(b) Check for DTCs (See page ).
OK:
DTC is not output.
| OK | .gif) |
CHECK INTERMITTENT PROBLEMS |
| NG | |
GO TO CAN COMMUNICATION SYSTEM |
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK STEERING EFFORT (TORQUE)
NOTICE:
Some of these service operations may affect the SRS airbags. Read the precautionary
notices concerning the SRS airbag sy ...
Assist Map Number Mismatch (C1582)
DESCRIPTION
When an incorrect ECM or brake actuator assembly (skid control ECU) is installed
after the assist map has been recorded in the power steering ECU, then DTC C1582
is stored because the ...
Other materials about Toyota Venza:
Inspection
INSPECTION
PROCEDURE
1. INSPECT TIE ROD ASSEMBLY LH
(a) Secure the tie rod assembly LH in a vise.
(b) Install the nut to the stud bolt.
(c) Flip the ball joint back and forth 5 times.
(d) Set a to ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
When disconnecting the steering intermediate shaft assembly and pinion shaft
of steering gear assembly, be sure to place matchmarks before servicing.
PROCEDURE
1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
2. SECUR ...
Interior lights list
Your Toyota is equipped with the illuminated entry system to assist in entering
the vehicle. Due to the function of the system, the lights shown in the following
illustration automatically turn on/off according to the presence of the electronic
key (vehi ...
0.1523