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:
System Description
SYSTEM DESCRIPTION
1. BRIEF DESCRIPTION
(a) The Controller Area Network (CAN) is a serial data communication system for
real time application. It is a vehicle multiplex communication system which has
a high communication speed and the ability to detect malfunctions.
(b) Using the CANH and C ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR SEATBACK CENTER HINGE SUB-ASSEMBLY
(a) Install the rear seatback center hinge sub-assembly with the 2 bolts.
Torque:
30 N·m {306 kgf·cm, 22 ft·lbf}
2. INSTALL LUGGAGE COMPARTMENT SIDE TRAY
3. INSTALL REAR SEATBACK HINGE SUB-ASSEMBLY
(a) Install ...
Speed Signal Malfunction (B15C2)
DESCRIPTION
The navigation receiver assembly receives a vehicle speed signal from the combination
meter assembly and information from the navigation antenna assembly, and then adjusts
the vehicle position.
The navigation receiver assembly stores this DTC when the difference between
the speed ...
