Nissan YD25DDTi, ZD30DDT Engine Workshop Manual

Repair manual for Nissan NV 350 YD25DDTi, ZD30DDT. These are 4-cylinder, 16-valve diesel engines of 2488 cc (2.5 liters) and 2953 cc (3.0 liters), driven by a distribution chain. The firing order is 1-3-4-2. The YD25DDTi has a total power output of 130 kW (174 hp) and the ZD30DDT (116 kW 155 hp)

This is a repair manual for the Nissan NV 350 YD25DDTi, ZD30DDT engine. The manual contains all the information, diagnostic procedures and engine mechanics. Also detailed images of its mechanical components.

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• Vehicle: Nissan Navara, Pathfinder
• Engine type: L4
• Fuel: Diesel
• Engine code: YD25DDTi – ZD30DDT
• Fuel consumption, l/100 km: 7.8 - 9.3
• Maximum power, hp: 110 - 190
• Add. Engine Information: Electronic Fuel Injection System
• Number of valves per cylinder: 4

Electrical connection diagram for ECCS unit (models with YD25DDTi engine)

In the Nissan group mechanics manuals, all data on adjustment and repair of engines belonging to this group are shown. In some cases, the manual provides assistance in diagnostics using a troubleshooting table.

This diagnostic table is compiled based on symptoms that can be detected in the vehicle's engine. The troubleshooting table is dedicated to the mechanic conducting the process of checking each engine system, providing data and specifications that need to be followed to eliminate a mechanical engine malfunction.

These mechanics manuals contain detailed instructions on the actions that need to be performed in relation to engine mechanics. Carefully read the instructions, and you will see that an image is shown on each of the subsequent steps that will help you better understand how to perform the work.