DTC Description

The SRSCM sets DTC B147800 if the measured resistance value of PCAB circuit is less than the threshold value.

*In this case, SRSCM checks if there's any fault in circuit by sending current for a while.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

Check Resistance

1.

Poor connection of connected part.

2.

Poor connection between shorting bar and release pin.

3.

Faulty PCAB.

4.

Check SRSCM.

Enable Conditions

Ignition "ON"

Threshold Value

PCAB resistance ≤ 1.6Ω

Diagnostic Time

Qualification

More than 3s (300ms x 10)

De-Qualification

More than 6s (300ms x 20)

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