Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Lost Communication with Vehicle Dynamics Control Module Missing Message (U012287)

Toyota Tacoma 2015-2018 Service Manual / Cruise Control / Cruise Control System(for 2gr-fks) / 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

  • CAN communication system
  • ECM
  • Skid control ECU (brake actuator assembly)

Does not come on

SAE: U0122

CAUTION / NOTICE / HINT

HINT:

Refer to troubleshooting in CAN Communication System (See page PROCEDURE PROCEDURE ).

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page (b) Perform the following to make sure that the DTC detection conditions are ).

(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: ).

OK:

DTC U012287 is not output

OK

USE SIMULATION METHOD TO CHECK

NG

GO TO CAN COMMUNICATION SYSTEM

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