TT Coupe L4-1.8L Turbo (ATC) (2001)
Fuel Pump Relay: Testing and Inspection
Voltage is supplied to the Fuel Pump (FP) and several components of the injection system via the Fuel Pump (FP) relay - J17 -.
For Fuel Pump (FP) relay - J17 - to close, it is required that engine is turning. This means that the relay does not receive Ground (via ECM) until the
ECM recognizes RPM signals.
NOTE:
Fuel Pump (FP) relay is located at position 4 of micro-central electrics in driver's footwell, left.
Test requirement
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Battery voltage at least 11 V
Function test of Fuel Pump (FP) relay
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Remove driver - side storage compartment.
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Connect VAS5051 tester or VAG 1551 scan tool and select control module for engine electronics using "address word" 01.