Toyota Tacoma manuals

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

DIAGNOSTIC TROUBLE CODE CHART

Smart Key System

DTC Code

Detection Item

See page

B27A1

Open in Driver Side Electrical Antenna Circuit

B27A5

Open in Front Floor Electrical Key Oscillator Circuit

B27A6

Open in Rear Floor Electrical Key Oscillator Circuit

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors. (b) Measure the voltage and resistance a ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK FOR DTC HINT: When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 s ...

Other materials:

Display does not Dim when Light Control Switch is Turned ON
PROCEDURE 1. CHECK IMAGE QUALITY SETTING (a) Display the "Display Settings" screen. (b) Turn the light control switch to the tail or head position. (c) Check if "Day Mode" on the display adjustment screen is on. OK: "Day Mode" sett ...

System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU (Transmitter) Receiving ECU (Receiver) Signal Line Certification ECU (Smart Key ECU Assembly) Main Body ECU (Multiplex Network Body ECU) ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the key reminder warning system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

В© 2011-2026 Copyright www.ttguide.net