Toyota Yaris: Front Radar Sensor System / Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) If a malfunction is detected in the front radar sensor system, a message is displayed on the multi-information display and systems related to the malfunction are stopped.
FREEZE FRAME DATA DESCRIPTION (a) Whenever a front radar sensor system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle state as Freeze Frame Data...
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...
Other information:
DESCRIPTION When an internal malfunction is detected in the millimeter wave radar sensor assembly, a DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A8749 Microwave Integrated Circuit (VCO Circuit) in Front Radar Sensor Internal Electronic Failure When the ignition switch is ON, the millimeter wave radar sensor assembly detects a malfunction in the microwave integrated circuit (VCO circuit)...
ComponentsCOMPONENTS ILLUSTRATION
*1 GLOVE COMPARTMENT DOOR ASSEMBLY *2 AIR FILTER COVER PLATE *3 CLEAN AIR FILTER *4 COOLING UNIT PARTS RemovalREMOVAL PROCEDURE 1. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY Click here
2. REMOVE AIR FILTER COVER PLATE (a) Disengage the claw and guides to remove the air filter cover plate...
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WARNING
When removing the fuel-filler cap, loosen the cap slightly and wait
for
any hissing to stop, then remove it
Fuel spray is dangerous. Fuel can burn skin and eyes and cause illness
if
ingested. Fuel spray is released when there is pressure in the fuel tank and
the fuel-filler cap is removed too quickly.
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