Toyota Camry (XV70): Diagnosis System
Toyota Camry Repair Manual XV70 (2018-2024) / Engine, Hybrid System / Cruise Control / Road Sign Assist System / Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The road sign assist system displays a warning message on the multi-information display to inform the driver that the system is unavailable when it is malfunctioning.
|
Warning Message | Details |
DTC/RoB |
|---|---|---|
| RSA Malfunction Visit Your Dealer |
Road sign assist system is malfunctioning |
Stored |
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Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Body Electrical > Road Sign Assist > Trouble Codes
Techstream Display Description
Test Fai
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a road sign assist system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data.
Fail-safe Chart
FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the road sign assist system, a message will be displayed on the multi-information display and the road sign assist system will be di
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Operation Check
OPERATION CHECK INPUT SIGNAL CHECK (a) Connect the Techstream to the DLC3.
(b) Check the cruise control main switch using the Data List function of the Techstream (cruise control main switch, -SET switch, +RES switch and CANCEL switch).
Click here INSPECT CRUISE CONTROL MAIN SWITCH
(a) Turn
High Beam Headlight Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls the high beam headlights. WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
Check the operation of the low beam headli
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