Checking Wiring And Components

Check signal cable between ignition coil #1 and control module:

#A31 (#A31) (ECM 3300)
#A30 (#A30) (ECM 3310)
#A50 (#A50) (ECM 3320)
#A52 (#A52) (ECM 3330)
#A51 (#A51) (ECM 3340)

for a short-circuit to ground according to SHORT-CIRCUIT TO GROUND, PERMANENT FAULTS .

Remedy as necessary.

Other information

Connecting the breakout box/accessing the control module, see CONNECTING THE BREAKOUT BOX .
To access/replace the ignition coil, see REPLACING IGNITION COILS .
For 5 cylinder turbocharged engines -2004, see SIGNAL DESCRIPTION
For 5 cylinder turbocharged engines 2005-, see SIGNAL SPECIFICATION .

Fig 1: Identifying Connector Terminals

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION

Fig 3: Identifying Ignition Coil

Courtesy of VOLVO CARS CORPORATION