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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) Diagnostic Trouble Codes - 5 Of 11 >> ECM-2A0C: Fuel Temperature Sensor. Signal Too High (B5254T2; B6294S2; B6294T; 2005-2006) >> Signal too high >> Checking components and wiring

Checking components and wiring

HINT: The fuel temperature sensor is integrated in the fuel pressure sensor. 

Check the fuel pressure sensor resistance. Take readings between terminals #1 and #2.

Check the signal cable between control module terminal #A3 (#A3) and fuel pressure sensor terminal #2. Check for a short-circuit to ground.

Remedy as necessary.

Other information: 

Fig 1: Identifying Fuel Pressure Sensor Connector Terminals
GLL108079Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
GLL100563Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 3: Identifying Fuel Pressure Sensor
GLL107942Courtesy of VOLVO CARS OF NORTH AMERICA.