General Information On Work On Gasoline Direct Injection System - AH07.00-P-2000-01A

ENGINE 133, 152, 157, 176, 177, 178, 260, 264, 270, 274, 276, 278, 282 

ENGINE 256.9 

The ground line on the battery must always be detached before beginning work on the fuel system, otherwise pressure will be built up in the fuel system when a vehicle door or a flap is opened.

Engine 270, 274 with code 924 (Bivalent natural gas drive)

After changing fuel system components, perform commissioning using vehicle diagnosis system and also perform an engine test run for approx. 1 min without load at an engine speed of 1500 to 2000 rpm.

After replacing fuel injectors, mixture adaptation should be conducted using the diagnostic system.

Absolute cleanliness must be observed when working on the gasoline direct injection.

Even the smallest foreign particles in the gasoline direct injection components can lead to malfunctions and a total failure.