Toyota Tacoma (2015-2018) Service Manual: Diagnosis System

Toyota Tacoma (2015-2018) Service Manual / Cruise Control / Lane Departure Alert System / Diagnosis System

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

Click here FUNCTION OF WARNING INDICATOR AND MESSAGE

FUNCTION OF WARNING INDICATOR AND MESSAGE

(a) If the lane departure alert system is not functioning properly, the driver is warned by the lane departure alert indicator and multi-information display warning message on the combination meter assembly.

Master Warning Indicator	Warning Message	Detail	DTC	Lane Departure Alert Indicator
Illuminated	Lane Departure Alert Malfunction Visit Your Dealer	Lane departure alert system is malfunctioning	Stored	Illuminates (yellow)
Not illuminated	Forward Camera Unavailable	Forward recognition camera temporarily malfunctioning Abnormal forward recognition camera voltage Forward recognition camera temperature outside of operational range Other forward recognition camera malfunction	Not stored	Illuminates (yellow)
Illuminated	Forward Camera System Unavailable Clean Windshield	Forward recognition camera view is unclear	Not stored	Illuminates (yellow)

Lane Departure Alert Indicator Status

Lane Departure Alert Indicator	Status
Illuminates (yellow)	The lane departure alert system is malfunctioning or temporarily disabled
Blinks (yellow)	Lane departure warning function is operating
Illuminates (green)	Lane departure alert system is operating
Not illuminated	Lane departure alert system are not operating

Utility

UTILITY NOTICE: If the forward recognition camera has been replaced due to a malfunction in the lane departure alert system, be sure to perform Recognition Camera/Target Position Memory and Opti ...

Terminals Of Ecu

TERMINALS OF ECU FORWARD RECOGNITION CAMERA NOTICE: DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once ...

Other materials:

Precaution
PRECAUTION 1. CAUTION REGARDING INTERFERENCE WITH ELECTRONIC DEVICES CAUTION: People with implantable cardiac pacemakers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defibrillators should keep away from the smart key system antennas. The radio waves ma ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK 4 WHEEL DRIVE CONTROL ECU Text in Illustration *a Component with harness connected (4 Wheel Drive Control ECU) - - (a) Measure the resistance and voltage according to the value(s) in the table below. ...