Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

Before performing troubleshooting, change the grille shutter control mode to maintenance mode.
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If the swing grille actuator assembly has been replaced with a new one, perform initialization and change the grille shutter control mode.
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HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Symptom	Suspected Area	Link
Grille shutter does not operate	Proceed to "Grille Shutter does not Operate"
Abnormal noise occurs during grille shutter operation	Check for ice, etc. around the shutters and links	-
	Swing grille actuator assembly
	Radiator shutter sub-assembly

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Front Camera System(for Hv Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Front Camera System DTC No. Detection Item Link C1A10 Front Radar Sensor C1A11 Front Radar Sensor Incorrect Axial Gap C1A14 Front Radar Sensor Beam Axis Not Adjusted C1AA0 Front Camera Module Circuit C1AA1 FCM Destination Information Unmatched C1AA3 Vehicle Speed Sensor ...

Toyota Avalon (XX50) 2019-2022 Owners Manual