Volvo 780 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your Volvo 780
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Volvo 780 ProblemsNo Start Due to Failed RPM Sensor"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/stumbling problems can be caused by a failing mass airflow sensor.
Volvo 780 Questionscar has no power (1 answer)
after reparing warped head, test drive at70miles hr. backfired after slowing to return home. checked timming,cylinder pressure,replaced master flow sensor. car starts but no power!HEIP!