Toyota Tacoma (2015-2018) Service Manual: 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 |
|
|---|---|---|---|---|
|
Lane Departure Alert Function |
Vehicle Sway Warning |
|||
|
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 |
|
X |
X |
|
|
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:
Driver Side Power Window Auto Up / Down Function does not Operate with Power
Window Master Switch
DESCRIPTION
If the manual up/down function can be performed but the auto up/down function
cannot, then the fail-safe mode may be functioning.
If the power window initialization (See page
) has not been performed, the auto up/down function will not operate.
WIRING DIAGRAM
CAUTION / NOTICE ...
Tire Position Not Identified
DESCRIPTION
The tire pressure warning ECU and receiver identifies the tire position for each
tire pressure warning valve and transmitter according to the wheel speed signals
from the skid control ECU and acceleration rate signal from each acceleration sensor
built into each tire pressure warn ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT OUTER MIRROR LH
(a) Check the outer mirror heater operation.
Text in Illustration
*a
Component without harness connected
(Outer Mirror LH)
(1) Measure the resistance according to the value(s) ...
