Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart

Toyota Tacoma (2015-2018) Service Manual / Differential / Differential System(w/ Rear Differential Lock) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Differential System (w/ Differential Lock)

DTC Code	Detection Item	See page
P163B	4WD ECU Malfunction
P17BB	Rear Differential Lock Position SW Stuck OFF
P17BC	Rear Differential Lock Position SW Stuck ON
P17C0	Rear Differential Lock Solenoid Circuit Low
P17C1	Rear Differential Lock Solenoid Circuit High
P17CC	Rear Differential Lock Control SW Stuck ON
U0122	Lost Communication with Vehicle Dynamics Control Module
U0416	Invalid Data Received from Vehicle Dynamics Control Module

Data List / Active Test

DATA LIST / ACTIVE TEST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether ...

Invalid Data Received from Vehicle Dynamics Control Module (U0416)

DESCRIPTION This DTC is detected if a wheel speed malfunction signal is sent from the skid control ECU (brake actuator assembly). DTC No. Detection Item DTC Detect ...

Other materials:

Freeze Frame Data
FREEZE FRAME DATA 1. FREEZE FRAME DATA (a) Using the Techstream, check the vehicle condition (ECU, sensor) when the brake system operates or a DTC is output. 2. CHECK FREEZE FRAME DATA WHEN BRAKE SYSTEM OPERATES (a) Freeze frame data is stored when the brake system operates. The freeze frame ...

Reassembly
REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedures for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. INSTALL SIDE TURN SIGNAL LIGHT ASSEMBLY (w/ Side Turn Signal Light) 2. INSTALL OUTER MIRROR COVER (w/o Side Turn Si ...

Four-wheel drive system
Use the front-wheel drive control switch to select the following transfer modes. H2 (high speed position, two-wheel drive) Use this for normal driving on dry hard-surfaced roads. This position gives greater economy, quietest ride and least wear. H4 (high speed position, four-wheel drive) ...