LEMON Manuals: Even more car manuals for everyone
Home >> Volvo >> 2002 >> S60 Base, 2.4 61, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) - Diagnostic Trouble Codes And Associated Procedures - 2 Of 14 >> ECM-2000: engine COOLANT TEMPERATURE (ECT) SENSOR. SIGNAL TOO HIGH. INTERMITTENT FAULT (B5234T3; B5244T3; 2001-2002) >> Signal too high. Intermittent fault >> Checking >> Checking cables and connectors

Checking cables and connectors

WARNING:

Before fault-tracing can begin, the engine cooling fan (FC) connector must be disconnected to prevent the engine cooling fan (FC) engaging. Diagnostic trouble code (DTC) ECM-6110 engine cooling fan (FC) low-speed signal may be stored. After fault-tracing the connector must  be reconnected.

Check the cable between control module #A4 (#A4) and engine coolant temperature (ECT) sensor #1 for an intermittent short-circuit to ground according to Short-circuit to ground, intermittent faults

Other information 

Fig 1: Identifying Terminal connectors
GLL104060Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 3: Identifying engine Coolant Level Sensor
GLL102998Courtesy of VOLVO CARS OF NORTH AMERICA.