Fuel Pump Current Draw, Checking

-- Check current draw of fuel pump as follows:

-- Reconnect all disconnected fuel lines.

-- Connect a multimeter with electrical current probe to terminal 1 -arrow- from wiring harness 4 pin connector to Fuel Pump unit, right.

Fig 1: Identifying Multimeter V.A.G 1715 With Current Pick-Up

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Start engine and run at idle speed.

-- Measure current draw of fuel pump. Specified value: max. 11 amps.

If current draw is exceeded:

-- Fuel Pump faulty, replace fuel delivery unit.

NOTE:

If malfunction in fuel system is intermittent, test can also be performed during a road test, but a second person is required.