DESCRIPTION If a communication error between the driving support ECU assembly and forward recognition camera is detected, DTC C1A72 is stored.
CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
HINT: Confirm that there is no communication error between the forward recognition camera and driving support ECU assembly. (a) Check for DTCs. Body Electrical > Pre-Collision 2 > Trouble Codes
(a) Clear the DTCs. Chassis > LKA/LDA > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Chassis > LKA/LDA > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Knock Sensor 1 Bank 1 or Single Sensor Circuit Short to Ground (P032511)
DESCRIPTION A flat-type knock control sensor (non-resonant type) has a structure that can detect vibrations between approximately 5 and 15 kHz. The knock control sensor is fitted onto the engine block to detect engine knocking. The knock control sensor contains a piezoelectric element which generate ...