Toyota Tacoma (2015-2018) Service Manual: Fail-safe Chart

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

FAIL-SAFE CHART

FAIL-SAFE FUNCTION

(a) When a malfunction occurs in the lane departure alert system, a message will be displayed on the multi-information display in the combination meter assembly and the lane departure alert system will be disabled depending on the malfunction.

Warning Message	Cause	Fail-safe Operation		Conditions to Return to Normal Condition
Warning Message	Cause	Lane Departure Alert Function	Vehicle Sway Warning	Conditions to Return to Normal Condition
Lane Departure Alert Malfunction Visit Your Dealer	Lane departure alert system is malfunctioning	X	X	After system returns to normal, ignition switch is turned off and then to ON
Front Camera Unavailable	Abnormal forward recognition camera voltage Forward recognition camera temperature outside of operational range Other forward recognition camera malfunction	X	X	Forward recognition camera temperature returns to normal Forward recognition camera voltage returns to normal Forward recognition camera returns to normal
Front Camera Vision Blocked Clean and Demist Windshield	Forward recognition camera view is unclear	X	X	Forward recognition camera or area of windshield glass in front of forward recognition camera is cleaned

X: Control is suspended

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART LANE DEPARTURE ALERT SYSTEM DTC No. Detection Item Link C1A47 Steering Angle Sensor ...

Steering Angle Sensor (C1A47)

DESCRIPTION The forward recognition camera receives steering angle information from the spiral cable with sensor sub-assembly. If the forward recognition camera detects a spiral cable with sensor ...

Other materials:

Inspection
INSPECTION PROCEDURE 1. INSPECT OIL PUMP RELIEF VALVE (a) Coat the oil pump relief valve with engine oil and check that it falls smoothly into the valve hole by its own weight. If the valve does not fall smoothly, replace the timing chain cover assembly. ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: If the bumper is damaged, there is a possibility that the installation area of the blind spot monitor sensor may be deformed and the blind spot monitor system may not operate correctly, so visually inspect the blind spot monitor sensor installation area ...

ECU Power Source Circuit
DESCRIPTION The IG circuit is the power source for the tire pressure warning ECU and receiver. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the Techstream and write th ...