Nissan Murano: Srs Air Bag Control System :: Basic Inspection / Intermittent Incident
Inspection Procedure
INTERMITTENT TROUBLE
An intermittent incident may have occurred in the past but is not being detected currently. This DTC will not be detected on “Self Diagnostic Result [CURRENT]” but may be viewed on “Self Diagnostic Result [PAST]” if the DTC has not been erased.
Trouble Diagnosis
CHECK SRS REPAIR HISTORY
Refer to SRS History Check.
Description
Since vehicle specifications are not yet written in a new air bag diagnosis sensor unit, it is necessary to write the specifications to the new unit and then perform “Re/programming, Configuration” with CONSULT...
Other information:
DTC Description
DTC DETECTION LOGIC
An excessively low voltage from the APP sensor 1 is sent to ECM.
An excessively high voltage from the APP sensor 1 is sent to ECM.
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P2122
APP SEN 1/CIRC
(Throttle/Pedal position sensor/switch “D” circuit low)
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from APP sensor 1 to ECM
Threshold
An excessively low voltage is sent to ECM
Diagnosis delay time
—
P2123
APP SEN 1/CIRC
(Throttle/Pedal position sensor/switch “D” circuit high)
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from APP sensor 1 to ECM
Threshold
An excessively high voltage is sent to ECM
Diagnosis delay time
—
POSSIBLE CAUSEDTC P2122
Harness or connectors
(APP sensor 1 circuit is open or shorted...
DOT (Department of Transportation) Quality
Grades: All passenger car tires must
conform to federal safety requirements in
addition to these grades.
Quality grades can be found where applicable
on the tire sidewall between tread
shoulder and maximum section width...
Categories

Your vehicle has two types of security systems:
Vehicle security system
NISSAN Vehicle Immobilizer System
The vehicle security system provides visual
and audible alarm signals if someone
opens the doors, liftgate or the hood when
the system is armed. It is not, however, a
motion detection type system that activates
when a vehicle is moved or when a
vibration occurs.
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