Description
Zero point reset is an initializing procedure for occupant detection system that must be performed when replacing occupant detection system control unit or removing and installing passenger seat.
If zero point reset is not performed, the initialization is incomplete and occupant detection system does not operate normally. Refer to Work Procedure.
NOTE:
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When replacing passenger seat with a NISSAN genuine part, SRS air bag warning lamp turns ON if zero point reset is incomplete.
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When zero point reset is performed once after removal and installation of passenger seat, CONSULT displays “Already performed” and SRS air bag warning lamp does not ON.
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When reinstalling passenger seat after removal, the initial value for occupant detection system sensor changes, and occupant detection system does not operate normally.
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Always perform zero point reset after performing the work as per the following.
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Reinstallation of passenger seat
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Replacement of passenger seat with a seat that is zero point reset complete.
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Work Procedure
PERFORM ZERO POINT RESET
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Perform zero point reset.
NOTE:
When performing zero point reset, be careful of the items described as per the following.
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Perform zero point reset after installing passenger seat to the vehicle
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Never put any objects on passenger seat
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Never apply excessive vibration to the vehicle
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Never touch the vehicle
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Never tilt the vehicle
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Select start on “Zero point reset function” screen from, WORK SUPPORT of CONSULT “OCCUPANT DETECTION”.
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“Zero point reset” starts.
>>
GO TO 2.
CONFIRMATION OF SETTING
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Proceed to “Zero point reset function” screen from work support of CONSULT “OCCUPANT DETECTION”.
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Check that “Already performed” or “Not yet performed” is displayed on “Zero point reset current status”.
CAUTION:
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“Already performed” is displayed on “Zero point reset current status” if the seat is reinstalled by seat removal and installation, or zero point reset is already performed.
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“Zero point reset current status” displays “Not yet performed” if a new seat is installed. When ignition switch ON without performing zero point reset, SRS air bag warning lamp keeps turning ON. When zero point reset is performed, SRS air bag warning lamp turns OFF.
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Air bag diagnosis sensor unit does not record whether or not zero point reset is performed.
Is condition “Already performed”?
YES>>WORK END
NO>>Check condition as per the following, and perform zero point reset again.
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Passenger seat is occupied by an object.
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Excessive vibration is applied while performing zero point reset.
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Occupant detection system is malfunctioning.
NOTE:
If “Not yet performed” is displayed on “Zero point reset current status”, zero point reset is not completed normally. Check the condition as per the following and perform zero point reset again.
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Passenger seat is occupied by an object.
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Excessive vibration is applied while performing zero point reset.
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Occupant detection system is malfunctioning.
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