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B1352 Passenger Airbag Resistance - High H

AutoHex Online Help: Hyundai MATRIX(FC) 2005
CIRCUIT INSPECTION

DTC

B1351 PAB open circuit (R = 8)

B1352 PAB resistance too high (R = 4.31?)

B1353 PAB resistance too low (R = 0.83 ?)

CIRCUIT DESCRIPTION

The PAB squib circuit consists of the SRSCM and PAB. It causes the airbag to deploy when the airbag deployment conditions are satisfied. The above DTCs are recorded when the PAB circuit is open or the PAB resistance too high or low is detected in the PAB squib circuit.

DTC Detecting Condition

Trouble Area

Too high or low resistance between PAB high (+) wiring harness and PAB low (-) wiring harness of squib.

PAB malfunction

SRSCM malfunction

PAB squib

SRSCM

Wire harness

WIRING DIAGRAM
INSPECTION PROCEDURE

Preparation

Disconnect the negative (-) terminal cable from the battery, and wait at least 30 seconds.

Remove the DAB module.

Disconnect the connectors of the PAB, left and right side airbags, belt pretensioners and satellite sensors.

Disconnect the SRSCM connector.

caution

Place the DAB with the front surface facing upward.

Check the DAB resistance.

[PREPARATION]

Release the airbag activation prevention mechanism on the SRSCM side of airbag squib side. Connect the dummy (0957A-38200) and dummy adapter (0957A-38300) to PAB connector of the SRSCM connector side.

note

Before checking the resistance, you have to insert the shorting bar insert plastic that is attached to the diagnosis checker into the SRSCM connector.

[CHECK]

Measure the resistance between the PAB high (+) and the PAB low (-).

Check the PAB squib.

[PREPARATION]

Turn the ignition switch to LOCK.

Disconnect the negative (-) terminal cable from the battery, and wait for 30 seconds.

Connect the PAB connector.

Connect the negative (-) terminal cable to the battery, and wait for 30 seconds.

[CHECK]

Turn the ignition switch to ON, and wait for at least 30 seconds.

Clear the malfunction code stored in the memory with Hi-Scan Pro.

Turn the ignition switch to LOCK, and wait for 30 seconds.

Turn the ignition switch ON, and wait for 30 seconds.

Using the Hi-Scan Pro, check the DTC.

There is no DTC.

[HINT]

Codes other than these may be output at this time, but they are not relevant to this procedure.