Toyota Tacoma (2015-2018) Service Manual: Differential System(w/ Rear Differential Lock)
- Parts Location
- Precaution
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- System Description
- Diagnosis System
- Terminals Of Ecu
- Dtc Check / Clear
- Fail-safe Chart
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Invalid Data Received from Vehicle Dynamics Control Module (U0416)
- Rear Differential Lock Solenoid Circuit Low (P17C0)
- Rear Differential Lock Solenoid Circuit High (P17C1)
- Rear Differential Lock Control SW Stuck ON (P17CC)
- Rear Differential Lock Position SW Stuck OFF (P17BB)
- Rear Differential Lock Position SW Stuck ON (P17BC)
- 4WD ECU Malfunction (P163B)
- ECU Power Source Circuit
- Lock Switch Circuit
- Lost Communication With Vehicle Dynamics Control Module (U0122)
Installation
INSTALLATION
PROCEDURE
1. INSTALL DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL
(a) Using SST and a hammer, install a new oil seal.
SST: 09554-30011
(b) Coat the oil seal lip with MP grease.
2. INSTAL ...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Other materials:
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Access or Main Body /
Trouble Codes.
(e) Check the details of the DTC(s) (See page
).
2. CLEAR DTC ...
4WD Control Switch Circuit
WIRING DIAGRAM
PROCEDURE
1.
CONFIRM PROBLEM SYMPTOM
(a) Confirm the problem symptoms.
Result
Result
Proceed to
The 4WD indicator light (green) and 4LO indicator light remain off
A
The 4WD indica ...
Communication Malfunction between ECUs Connected by LIN (B2785)
DESCRIPTION
The certification ECU (smart key ECU assembly) monitors communication between
all the ECUs connected to the certification bus lines. When the certification ECU
(smart key ECU assembly) detects errors in communication with all the ECUs connected
to the certification bus lines at a ...
