Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Alfa Romeo GT Factory Service Manual (2003-2010)08 · Engine
08 · Engine

Phase transformer check

Make
Alfa Romeo
Model
GT Factory Service Manual
Year
2003–2010
Section
Petrol injection system › Phase transformer check
EnginePhase transformer check

PHASE TRANSFORMER CHECK

Check 1056OA

1.8 T.SPARK

  • Start up the engine and keep it idling.
  • Disconnect the phase transformer supply leads.
  • Connect the two transformer terminals to the battery.
  • Check that, with the transformer supplied, the engine revs fall until it almost cuts out.
  • If this takes place it means that both the transformer electromagnet and the tranformer hydraulic actuator are working.

Parts & tools for this job For 2003 Alfa Romeo GT

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