Audi 80 1987 User Manual

Procedure for reading fault codes using the V.A.G 1551 diagnostic tool.

Testing individual control elements using the V.A.G 1551.

Method to read fault codes using dashboard lamp and fuse.

Performing component tests using basic tools and methods.

Procedures to test fuel system pressure and its ability to hold it.

Verifies the function and electrical activation of the fuel pump relay.

Tests for injector electrical function and power supply.

Measures fuel delivery rate and checks for injector leaks.

Tests the electrical output of the throttle position sensor.

Verifies and adjusts the throttle switch operation.

Tests the ignition coil and its associated power output stage.

Procedures for installing and setting the ignition distributor position.