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Input/Output Signal Chart

WARNING: This page is about a different car, the 2013 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
INPUT SIGNAL CHART

Unit/Sensor Input signal to ECM ECM function
EVAP control system pressure sensor Pressure in purge line Fuel filler cap warning control
Combination meter Fuel level
Fuel filler cap warning reset signal(1)
(1) This signal is sent to the ECM via the CAN communication line.
OUTPUT SIGNAL CHART

Unit Output signal Actuator
ECM Fuel filler cap warning display signal(1) Combination meter
(1) This signal is sent to the combination meter via the CAN communication line.
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