1990 Volvo 740 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Volvo 740

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1990 Volvo 740 Problems

No Start Due to Failed Engine RPM Sensor

A faulty RPM sensor can cause the Check Engine Light to come on and cause a "No Start" condition.

"No start" Due to Failed Fuel Pump Relay

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.

Engine Stalling Due to Mass Airflow Sensor Failure

Engine stalling/stumbling problems can be caused by a failing mass airflow sensor.

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1990 Volvo 740 Questions

Started and ran before I replaced the fuel filter. Does the fuel line need to be rid of air? Stalls when I try and start it. Not sure what I did wrong. (1 answer)

Replaced upper radiator coolant hose before I did this. Actual year is 1988. Had been sitting for awhile (1.5 years) before I started working on it. Fuel pumps work fine. Fuel lines look in good condition, no leaking, no rusting. Coolant temp sensor has not been replaced before, as well as fuel p...

wont start sometimes when hot (1 answer)

needs to cool down to start

smells of gas and no visible fuel leak, idle ocilates 4-500 rpm, stalls occasion (1 answer)

could this be vac leaks or is it map,o2,sensor related? fuel pressure? also will occasionally buck while driving at interstate spd. there is no check engine light on also the speedo has become erratic and the anti lock light is coming on after hitting a bump and now stays on longer/more often

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1990 Volvo 740 Recalls

Recall 91V075000
SAFETY BELTS ARE DESIGNED TO BE ROUTED UNDER A DIAGONAL CROSS BRACE DURING FASTENING. THE INSTRUCTIONAL LABELS FOR THE BELT ROUTING ARE INADEQUATE, AND CAN RESULT IN INADVERTANT RELEASE OF THE BELT BUCKLE.
Recall 90V165000
FUEL DAMPER LOCATED BEHIND THE FUEL LINE AND THE FUEL RAIL MAY BE IMPROPERLY ASSEMBLED. OVER TIME, THE SOLDER JOINTS COULD ALLOW A SMALL AMOUNT OF FUEL TO LEAK.

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