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:
Power Source Mode does not Change to ON (ACC)
DESCRIPTION
If the engine switch is pressed with the electrical key transmitter sub-assembly
in the cabin, the certification ECU (smart key ECU assembly) receives a signal and
changes the power source mode.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery termi ...
VSC OFF Switch Circuit
DESCRIPTION
The skid control ECU assembly is connected to the combination meter assembly
via CAN communication.
Pressing the VSC OFF switch turns off TRAC operation, and pressing and holding
this switch turns off TRAC and VSC operation.
If TRAC and VSC operations are turned off, the TRAC OFF ...
Brake Switch "A" Circuit Open (P057113)
DESCRIPTION
When the brakes are applied by the dynamic radar cruise control system, the skid
control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2
operates the stop light switch assembly (stop light relay) to illuminate the stop
lights.
If the ECM receives ...
