Nissan Note [1820/1872] Dtc p0571 brake switch

Nissan Note [1820/1872] Dtc p0571 brake switch
EC-1820
[K9K]
DTC P0571 BRAKE SWITCH
DTC P0571 BRAKE SWITCH
PFP:22693
Description
BBS00468
Brake switch signal is applied to the ECM through the stop lamp switch when the brake pedal is depressed.
This signal is used mainly to decrease the engine speed when the vehicle is driving.
On Board Diagnosis Logic
BBS0046A
NOTE:
Conditions for applying the diagnostic procedure to the stored DTCs:
The DTC is declared present when the ignition switch is turned ON, when deceleratig or when the brake
pedal is depressed.
DTC No. Trouble diagnosis name Possible cause
P0571
BRAKE SWITCH CIRCUIT
CO.0: Open circuit or short circuit to ground
1.DEF: Signal absent
Harness or connectors
(Stop lamp switch circuit is open or shorted.)
Stop lamp switch

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