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-DATSUN2016TITAN XD SL, 5.0L ENG VIN B, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (INTRODUCTION) (5.0L)SYSTEM DESCRIPTIONCOMPONENT PARTSDEF SUPPLY PUMP ASSEMBLY

2016 Nissan-Datsun Titan XD SL, 5.0L Eng VIN B, 4WD

Def Supply Pump Assembly

2016 Nissan-Datsun Titan XD SL, 5.0L Eng VIN B, 4WDSECTION Def Supply Pump Assembly

The DEF pump assembly is mounted to the bottom of the DEF tank with most of the assembly inside the tank submerged in DEF.

Courtesy of NISSAN NORTH AMERICA, INC.
The pump assembly includes:
- DEF pump
- DEF tank heater
- DEF temperature sensor
- DEF level sensor
- DEF pressure sensor
- DEF dosing line heater

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.