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:

Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY (a) When there is a malfunction such as noise from a speaker or no sound at all, replace the speaker with a new one and check that the malfunction disappears. OK: Malfunction disappears. HINT: Connect the connectors to th ...

If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Toyota dealer as soon as possible. ■ Visible sympt ● Fluid leaks under the vehicle (Water dripping from the air conditioning after use is normal.) ● Flat-looking tires ...

On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Be sure to correctly follow the removal and installation procedures for the front airbag sensors. PROCEDURE 1. INSPECT FRONT AIRBAG SENSOR (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check (See page ). 2. I ...