Toyota Tundra Service Manual: Front Airbag Sensor (RH) (B1610)

DESCRIPTION

The front airbag sensor RH consists of a diagnostic circuit and frontal deceleration sensor, etc.

If the airbag sensor assembly receives signals from the frontal deceleration sensor, it determines whether the SRS should be activated.

DTC B1610 is stored when a malfunction is detected in the front airbag sensor RH circuit.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

• After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

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• When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.

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PROCEDURE

(a) Turn the ignition switch off.

*1 Front Airbag Sensor LH *2 Airbag Sensor Assembly

(b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

(c) Interchange the front airbag sensor RH with LH and connect the connectors to them.

(d) Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.

(e) Turn the ignition switch to ON, and wait for at least 60 seconds.

(f) Clear the DTCs stored in memory.

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(g) Turn the ignition switch off.

(h) Turn the ignition switch to ON, and wait for at least 60 seconds.

(i) Check for DTCs.

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HINT:

Codes other than DTC B1610 and B1615 may be output at this time, but they are not related to this check.

(j) Turn the ignition switch off.

(k) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

(l) Return the front airbag sensor LH and RH to their original positions and connect the connectors to them.

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

REPLACE FRONT AIRBAG SENSOR RH

C

USE SIMULATION METHOD TO CHECK