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Home >> Volvo >> 2007 >> V70 R, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) Diagnostic Trouble Codes (DTC) - 1 Of 14 >> ECM-1000: Control Module, Signal Too High/Signal Too Low, Intermittent Fault (B5234T3; 2001-2004) >> Diagnostic trouble code (DTC) information

Diagnostic trouble code (DTC) information

Condition 

Fig 1: Identifying Engine Control Module
GLL103038Courtesy of VOLVO CARS OF NORTH AMERICA.

If the control module registers that a signal from the internal atmospheric pressure sensor is faulty, the control module interprets this as a fault and ECM-1000 is stored after 20 seconds.

Substitute Value 

The control module assumes 1013 hPa air pressure corresponding to sea level.

Possible Source 

Signal too high: 

Signal too low: 

Fault symptom[s]