Specifications (Opel Astra H)

General parameters

Fuel

See Specifications for Chapter 1.

Fuel tank

See Specifications for Chapter 1.

Specific fuel consumption/CO ₂ emissions

Cm. Specifications to the Chapter "Control Bodies and Operating Techniques".

Power supply system type

Detailed information is provided in Sections 1, 13 and 16.

Petrol models

All models are equipped with a distributed sequential injection system controlled by the ECM. Injection is carried out into the intake ports of the cylinders.

Diesel models

All models are equipped with a direct injection system with a common rail ("Common Rail") with electronic control system.

Engine Management System (ECM) Type

Source is on this resource www.OPELBOOK.ru

Technical characteristics of the power supply system

• Low pressure fuel pump type - Electric, submersible, fits inside the fuel tank
• Diesel models and petrol models with turbocharger - high pressure fuel pump "Common Rail" (without fuel distribution function)

Adjustment data

Both on petrol and diesel models, the fuel system is controlled by electronic devices. Adjustment of any parameters of the fuel system should be carried out only at a service station using special diagnostic equipment.

Tightening force of threaded connections, Nm

All engines

Gas pedal mounting nuts - 12

Nuts for fastening elements of the exhaust system

• Intake pipe nuts (z22YH engine) — 45
• Intake pipe nuts (all the rest) — 20
• Nuts for fastening clamps - 50

Petrol engines

• Fuel distribution line fasteners - 8
• ECM/Ground Wire Mounting Bolts - 8
• Union nuts for fastening fuel lines to the fuel distribution line — 15

Z16XEP

• Exhaust manifold mounting nuts - 22
• Pre-catalytic lambda probe - 40
• Exhaust manifold protection mounting bolts - 8

Z14XEP Engine

• Exhaust manifold protection mounting bolts - 8
• Catalytic converter bracket mounting bolts - 15 Nm

Diesel engines

• Fuel filter clamp nuts - 25
• Fuel line union nuts for injectors - 25

Z13DTH Engine

• Glow plugs - 10
• Fuel injection pump mounting nuts - 15

Z17DT(L/H) Engines

• Glow plugs - 17.5
• Fuel injection pump drive gear fastening nut 70
• Injector mounting bolts - 38
• Exhaust manifold protection - 12

Z19DTH Engine

• Glow plugs - 8
• Fuel injection pump mounting nuts - 25
• Soot filter
• Front Joint Fastening - 20
• Temperature sensor union nut - 55
• Rear exhaust section mounting clamp nut - 45