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1991 Infiniti Q45 Problems

Find the most common issues based on car owner complaints

Most Common 1991 Infiniti Q45 Problems

The crankshaft angle sensor or the camshaft position sensor can fail and cause loss of engine power, an engine that cuts out, and other drivability problems.
Intermittent failure of a purge control valve in the evaporative emission system can cause the Check Engine Light to illuminate.
It is not unusual for one or more of the fuel injectors to fail.
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4 Known 1991 Infiniti Q45 Engine Problems

2 Known 1991 Infiniti Q45 Exhaust & Emissions Problems

6 Known 1991 Infiniti Q45 Problems

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