1991 Volvo 740 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Volvo 740
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1991 Volvo 740 ProblemsEngine Stalling Due to Mass Airflow Sensor Failure
Engine stalling/stumbling problems can be caused by a failing mass airflow sensor.
The fuel pump relay may fail resulting in a "no start" condition, the engine will crank over but will not start and run. Checking for proper fuel pressure would be the first step in diagnosing this concern.
1991 Volvo 740 QuestionsI need to see the vacuum diagram (1 answer)
When entering the highway, the 91 volvo 740 wagon has a hard time gaining speed.
Over night, my 740 91volvo would not crank, I turn the key and it is turning over but not cranking, I got a jump let it charge a bit then it crunk. I do not know if I will have the same problem in the morning.