General Information
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
- The following procedure contains measurement steps and specifications regarding the engines fuel system components. This procedure is not intended to take the place of troubleshooting tree repair direction. Refer to the appropriate troubleshooting tree for repair direction. The following low pressure system checks are written so all tests can be performed at the same time, or the tools can be installed one at a time and tests can be performed separately.
- The procedures listed below are important fuel system checks to perform when troubleshooting fuel system related issues. Use the corresponding procedures for additional Fuel System diagnostic checks:
- Air in Fuel: Refer to Low-Pressure System Check .
- Fuel Inlet Restriction: Refer to Inspection .
- Fuel Drain Line Restriction: Refer to Inspection .
- Fuel System Priming: Refer to Priming .
- Fuel System Specifications: Refer to Standard and Limit .
CAUTION:
To avoid possible engine and system damage or performance issues:
- Brush away all dirt and debris from the area prior to opening any fuel, air intake, exhaust, cooling, after treatment or other engine system.
- To avoid contamination, any open engine system ports must be closed immediately with clean care caps or an appropriate covering.
- Do not allow any debris to fall into the engine.
- Do not allow any chemical cleaners to enter the engine or any open systems during the cleaning process.