Toyota Tacoma (2015-2018) Service Manual: Problem Symptoms Table

Toyota Tacoma (2015-2018) Service Manual / Engine Immobiliser / Engine Immobiliser System(w/o Smart Key System) / 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 symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Engine Immobiliser System (w/o Smart Key System)

Symptom	Suspected Area	See page
Engine does not start because no initial combustion occurs	Proceed to "Engine does not Start because No Initial Combustion"
Engine does not start but initial combustion occurs	Proceed to "Engine does not Start but Initial Combustion Occurs"
Security indicator light does not blink	Proceed to "Security Indicator Light Does not Blink"
Key Cannot be registered	Proceed to "Key Cannot be Registered"

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the engine immobiliser system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP ...

Registration

REGISTRATION PROCEDURE 1. DESCRIPTION OF CODE REGISTRATION (a) w/ Wireless Door Lock Control System: The key has 2 codes: the key code (immobiliser code) and the wireless code. Both of these cod ...

Other materials:

Vehicle Speed Sensor Circuit (C1AA3)
DESCRIPTION The forward recognition camera receives vehicle speed signals from the skid control ECU. If the skid control ECU receives a vehicle speed sensor malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA3 is stored. DTC No. ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT CURTAIN SHIELD AIRBAG ASSEMBLY (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check (See page ). (b) With the curtain shield airbag assembly installed on the vehicle, perform a visual check. If there are any def ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK STEERING WHEEL FREE PLAY (a) Stop the vehicle and align the tires facing straight ahead. (b) Gently turn the steering wheel right and left by hand, and check the steering wheel free play. Maximum free play: 30 mm (1.18 in.) Text i ...