Toyota Avalon Service & Repair Manual: Deceleration Sensor Internal Circuit (C1419,C1435)

Toyota Avalon Service & Repair Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System(for Gasoline Model) / Deceleration Sensor Internal Circuit (C1419,C1435)

DESCRIPTION

These DTCs are stored when the skid control ECU (brake actuator assembly) receives an internal malfunction signal from the yaw rate and acceleration sensor (airbag sensor assembly).

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1419	Deceleration Sensor Internal Circuit	With the +BS terminal voltage between 9.6 and 16.5 V, an acceleration sensor malfunction signal is received from the acceleration sensor.	Acceleration sensor (airbag sensor assembly)
C1435	Yaw Rate Sensor Internal Circuit	With the +BS terminal voltage between 9.6 and 16.5 V, a yaw rate sensor malfunction signal is received from the yaw rate sensor.	Yaw rate sensor (airbag sensor assembly)

CAUTION / NOTICE / HINT

NOTICE:

After replacing or reinstalling the yaw rate and acceleration sensor (airbag sensor assembly), perform system variant learning and acceleration sensor zero point calibration.

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PROCEDURE

1.	REPLACE AIRBAG SENSOR ASSEMBLY

(a) Replace the yaw rate and acceleration sensor (airbag sensor assembly).

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END

IG1 Voltage Supply too High (C1417)

Malfunction in Deceleration Sensor (C1420)

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