1990 Nissan d21 - floor it and cyclic accelerate decelerate occurs rapidly

What is your question?

Floor it and engine rapidly in a cyclic fashion revvs then drops revvs then drops. No power above about 1800 to 2000 rpm. Idles poorly. Please share related conditions and positive cures.

What makes this problem better or worse?

Consistent ailment

How long has your 1990 Nissan D21 had this problem?

A few weeks

Aloobob8 in Neosho MO

Mar 28, 2018

Popular Answer

What are the best Nissan repair shops?

RepairPal Certified shops can diagnose and repair your 1990 Nissan D21. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

Popular Answer

1990 Nissan d21 - floor it and cyclic accelerate decelerate occurs rapidly

What is your question?

Floor it and engine rapidly in a cyclic fashion revvs then drops revvs then drops. No power above about 1800 to 2000 rpm. Idles poorly. Please share related conditions and positive cures.

What makes this problem better or worse?

Consistent ailment

How long has your 1990 Nissan D21 had this problem?

A few weeks

Aloobob8 in Neosho MO

Mar 28, 2018

1 Reply

Popular Answer

casey40510on Mar 30, 2018

Hello, This is classic fuel starvation. Test fuel pressure at engine. It probably gets worse if you drive it uphill.

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Popular Answer

What are the best Nissan repair shops?

RepairPal Certified shops can diagnose and repair your 1990 Nissan D21. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.