Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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:

Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION This DTC is stored when items controlled by the main body ECU cannot be customized via the navigation system vehicle customization screen. HINT: The main body ECU controls the items for the following systems that are customizable via the navigation receiver assembly screen: ...

Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)
DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the No. 2 indoor electrical key antenna assembly (rear floor). For the No. 2 indoor electrical key antenna assembly (rear floor) to detect when the electrical key transmitter sub- ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each ...

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