1991 Honda Civic Si Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Honda Civic Si

No_car_image
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
Get a Repair Estimate For Your 1991 Honda Civic Si
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more

1991 Honda Civic Si Problems

Faulty head gasket may cause oil and coolant leaks

Certain models can leak oil externally or allow coolant into the combustion chamber due to a faulty head gasket. The head gasket needs to be replaced to correct this problem.

Vibration When Braking Due to Rotor Problem

The front brake rotors can warp and cause a vibration when braking. The rotors will need to be machined or in cases where they are worn to thin, replaced to correct this issue.

Plugged Moon Roof Drains May Cause Water Leak

Plugged moon roof drains can cause a water leak inside the car, usually over the head of the driver or passengers head when turning a corner. Cleaning the drains will fix this problem.

See More Problems (6)

1991 Honda Civic Si Questions

Won't Start if in HOT Sun OR After Being Driven + Turned Off 4 Short Time (3 answers)

Only happens when outdoor temp is over 80 degrees.
I'm in Houston area -- so that's 10 mos/yr.

Started a little over a year ago -- now MUCH, MUCH WORSE!

Happens when car has not been started or run for hours IF sitting in direct sunlight.

Also happens under shade if car has b...

leaking sunroof (1 answer)

where is the drain for the sunroof located? mine leaks when it rains sometimes and runs down my shirt collar or onto my passenger when i go around a curve. i've read that it is a common problem on honda and acura caused by a clogged drain but i can't find the drain. how do you access it?

See More Questions (3)

1991 Honda Civic Si Reviews

Best Car I owned (still do)
older hondas are just fun
Have had this car for 19 years, and it is truly an amazing car. It needs a new clutch , but is worth the cost of repair.

See More Reviews (3)