Toyota Tacoma (2015-2018) Service Manual: System Diagram

Toyota Tacoma (2015-2018) Service Manual / Differential / Differential System(w/ Rear Differential Lock) / System Diagram

SYSTEM DIAGRAM

Transmitting ECU (Transmitter)	Receiving ECU	Signal	Communication Method
4 wheel drive control ECU	Skid control ECU (Brake actuator assembly)	Rear differential lock status signal High-Low actuator fail* 4WD status signal* L4 status signal*	CAN communication system
Skid control ECU (Brake actuator assembly)	4 wheel drive control ECU	Wheel speed sensor error signal Wheel speed signal Vehicle speed signal Vehicle speed status flag	CAN communication system
4 wheel drive control ECU	Combination meter assembly	Rear differential lock indicator light signal Buzzer signal	CAN communication system

*: for 4WD

Precaution

PRECAUTION 1. IGNITION SWITCH EXPRESSION (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 us ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure listed to troubleshoot the differential system (w/ Differential Lock). *: Use the Techstream. PROCEDURE 1 ...

Other materials:

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT CRANKSHAFT OIL SEAL (a) Using SST and a hammer, tap in a new oil seal until its surface is flush with the timing chain cover assembly edge. SST: 09223-22010 SST: 09506-35010 NOTICE: Keep the lip free from foreign matt ...

Wireless remote control*
The wireless remote control can be used to lock and unlock the vehicle from outside the vehicle. Locks all doors Unlocks all doors Pressing the button unlocks the driver’s door. Pressing the button again within 3 seconds unlocks the other doors. Sounds alarm (push and hold) ■Op ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for both the RH and LH sides. The procedure described below is for the LH side. PROCEDURE 1. INSTALL CURTAIN SHIELD AIRBAG ASSEMBLY (a) Insert the 6 hooks, install 7 new bolts, 2 new clips (A) with pins and 2 ...