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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 - 2 Of 11 >> ECM-1200: Intake Air Temperature (IAT) Sensor. Signal Too High. Intermittent Fault (B6294S; 2000-2001) >> Signal too high. Intermittent fault >> Checking cables and connectors

Checking cables and connectors

Check signal cable between control module #A5 (#A5) and mass air flow (MAF) sensor connector terminal 1 for an intermittent short-circuit to ground according to Short-circuit to ground, intermittent faults . The Intake Air Temperature (IAT) sensor is integrated into the Mass Air Flow (MAF) sensor

Other information 

Fig 1: Identifying Mass Air Flow (MAF) Sensor Connector Terminals
GLL104131Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 3: Identifying Mass Air Flow (MAF) Sensor
GLL102920Courtesy of VOLVO CARS OF NORTH AMERICA.