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:

If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by your Toyota dealer or a commercial towing service, using a lift-type truck or a flat bed truck. Use a safety chain system for all towing, and abide by all state/provincial and local laws. The wheels and axle on the ground must b ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL OIL PUMP COVER (a) Apply fresh engine oil to the drive and driven rotors. (b) Place the drive and driven rotors into the timing chain cover assembly with the marks facing the oil pump cover side. Text in Illustration *a ...

Main Switch Illumination Circuit
DESCRIPTION When the light control switch is turned to the tail or head position, this circuit sends an illumination signal to the wireless charger main switch (mobile wireless charger switch). Based on this signal, the wireless charger main switch (mobile wireless charger switch) is illumina ...

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