Inspection After Installation

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

After installing the fuel tubes, make sure there are no fuel leaks at the connections using the following steps.

Apply fuel pressure to the fuel lines by turning ignition switch ON with engine stopped. Then check for fuel leaks at the connections.
Start the engine and rev it up. Check for fuel leaks at the connections. Repair as necessary.
WARNING: Do not touch engine immediately after stopping, as engine becomes extremely hot.

NOTE: Use mirrors for checking at points out of clear sight.