1991 Nissan NX Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Nissan NX
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1991 Nissan NX ProblemsFailed Mass Air Flow Sensor May Cause Driveability Issues
Excessive timing chain noise, a rattling or ticking, on higher mileage cars may lead to timing chain failure, which can cause engine damage. There are upgraded chain tension guides with a steel backing to improve durability and a modified repair procedure no longer requires the removal of the cylinder head to replace the timing chain. Maintaining proper engine oil level and frequent oil changes are important to ensure the long-term durability of this engine.