Toyota Tacoma (2015-2018) Service Manual: Lost Communication with Vehicle Dynamics Control Module Missing Message (U012287)
DESCRIPTION
The ECM receives signals from the skid control ECU (brake actuator assembly) via CAN communication.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
MIL |
Note |
|---|---|---|---|---|
|
U012287 |
While cruise control main switch ON, communication stop between skid control ECU (brake actuator assembly) continues for 2.6 seconds or more |
|
Does not come on |
SAE: U0122 |
CAUTION / NOTICE / HINT
HINT:
Refer to troubleshooting in CAN Communication System (See page
.gif)
).
PROCEDURE
|
1. |
CHECK FOR DTC |
(a) Clear the DTCs (See page ).
(b) Perform the following to make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the malfunction cannot be detected.
(1) Drive the vehicle at a speed for which cruise control operation is possible.
(2) Turn the cruise control system on using the cruise control main switch (ON/OFF).
(3) Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.
(c) Check the DTCs (See page ).
OK:
DTC U012287 is not output
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
| NG | |
GO TO CAN COMMUNICATION SYSTEM |
Cruise Control System Internal Failure (P057504,P057549)
DESCRIPTION
This is output when the ECM detects malfunctions in the internal circuit.
DTC Code
DTC Detection Condition
Trouble Area
MIL
Note
...
Vehicle Control History
VEHICLE CONTROL HISTORY
VEHICLE CONTROL HISTORY
(a) A part of the control history can be confirmed using the vehicle control
history.
Click here ...
Other materials:
Cruise Main Indicator Light Circuit
DESCRIPTION
When the dynamic radar cruise control system is turned on using the cruise control
main switch (ON-OFF button), the cruise control indicator (vehicle-to-vehicle distance
control mode) illuminates. The ECM uses this and other indicators to indicate the
control condition (presence o ...
Starting System
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section. ...
Initialization
INITIALIZATION
1. INITIALIZE POWER WINDOW CONTROL SYSTEM
NOTICE:
When a door window regulator assembly, power window regulator motor
assembly, door glass or door glass run is reinstalled or replaced, the power
window control system must be initialized. Functions such as the auto u ...
