Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSNISSAN-DATSUN2024FRONTIER SL, RWDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASADAS CONTROL UNIT (DTC/CIRCUIT DIAGNOSIS)DTC/CIRCUIT DIAGNOSISICC/ADAS (ADAS CONTROL UNIT 2)DTC C1A40-23: SYSTEM SWITCH CIRCUITCOMPONENT INSPECTION
2024 Nissan-Datsun Frontier SL, RWD
Component Inspection
2024 Nissan-Datsun Frontier SL, RWDSECTION Component Inspection
- CHECK EACH SWITCH
Check continuity of each switch terminals.
BSW switchBSW switch Condition Continuity Terminals 6 8 When the BSW switch is pressed Yes When the BSW switch is released No Sonar system OFF switchSonar system OFF switch Condition Continuity Terminals 6 8 When the sonar system OFF switch is pressed Yes When the sonar system OFF switch is released No Is the inspection result normal?
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Inspection End.
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- Replace the BSW switch. Refer to Removal and Installation .
- Replace the sonar system OFF switch. Refer to Removal and Installation .
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.