Why does my Nissan Maxima have an idle problem?

Why does my Nissan Maxima have an idle problem?

As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount. If you have electronic engine mount and you hear buzzing, especially after you shut down the engine, the electronic engine mount is on the way out and could be shorted.

What to do if your Nissan Maxima wont start?

You can buy new or refurbished one but regardless, you need programming from the dealer as the car will not start (NATS, Nissan Anti theft System ‘kicks in’ to immobilize your car since the Ignition Key ID no longer matches with that in the new ECU). Advertisers’ Marketplace! Science!

Why does my Nissan Maxima have high RPM?

Maybe they are ‘sticky’ and needs lubrication. Also possible that one of the cables is tight and dragging the other, causing high RPM. As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount.

Why do I hear buzzing in my Nissan Maxima?

If you have electronic engine mount and you hear buzzing, especially after you shut down the engine, the electronic engine mount is on the way out and could be shorted. Unfortunately, the drivers (power transistors) for the IACV stepper motor and electronic engine mounts are inside the ECU.

What does low idle mean on a Nissan?

1. Stuttering/low idle/near stall/stall when stopped in gear 2. Upon warm restart, engine idle would drop below 500 rpm and almost stall, 3. When cold, at light throttle input, a stumble/stutter around 1,700 rpm that almost felt like a transmission slip. 4. When cold and in 5th gear but low speed of around 40 mph, the car actually bucked.

Is the idle issue on the Nissan EX35 solved?

Idle issue & stutter solved! Discussion of Infiniti’s amazing (and underrated) sport-luxury crossovers, the EX35 and EX37. For 2014, the EX series will be renamed QX50, in line with Ininfiit’s new naming conventions.

What to do about idle stutter on Nissan Leaf?

1. Clean the throttle bodies with throttle body cleaner. Used the method of disconnecting the negative battery terminal and removing them but leaving the electrical connection intact. They were, as expected, filthy. 2. Vacuumed out the air intake boxes.

What’s the idle RPM on a Nissan club?

My engine would rev between 1000 and 2000 (start at 2000, drop down to 1000, and rev up again, repeat) if in park or neutral. I heard this will happen after the clean. Engine stay at 1000 RPM in drive, with brake pedal pressed.

1. Stuttering/low idle/near stall/stall when stopped in gear 2. Upon warm restart, engine idle would drop below 500 rpm and almost stall, 3. When cold, at light throttle input, a stumble/stutter around 1,700 rpm that almost felt like a transmission slip. 4. When cold and in 5th gear but low speed of around 40 mph, the car actually bucked.

Why does the Nissan Maxima have a high idle?

Share it! The throttle body for the Nissan Maxima is known for carbon buildup, and requires regular, light cleaning to maintain peak performance. After cleaning the throttle body, many owners notice a very high idle, erratic (bouncing) idle, and unpredictable power surging.

What to do if your Nissan Maxima is stalling?

To correct this problem, turn the adjustment screw on the throttle cable clockwise to put tension on the cable; the idle speed will increase and prevent the Maxima from stalling. Check to see if your idle speed is too high.

How much does a Nissan Maxima check engine light cost?

The average cost for a Nissan Maxima Check Engine Light Diagnosis & Testing is between $88 -$111. Learn More Idle bounces up and down, parts replaced, throttle body, mas air flow and mass air plug or connector harness and no change.

What causes high idle after cleaning throttle body?

After cleaning the throttle body, many owners notice a very high idle, erratic (bouncing) idle, and unpredictable power surging. The cause is normal ECU adaptation: When the throttle body builds up carbon, the rate of airflow is slightly decreased.

As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount. If you have electronic engine mount and you hear buzzing, especially after you shut down the engine, the electronic engine mount is on the way out and could be shorted.

Maybe they are ‘sticky’ and needs lubrication. Also possible that one of the cables is tight and dragging the other, causing high RPM. As to the possibility of a fried ECU, it can be due to a shorted IACV stepper motor and, if applicable, electronic engine mount.

You can buy new or refurbished one but regardless, you need programming from the dealer as the car will not start (NATS, Nissan Anti theft System ‘kicks in’ to immobilize your car since the Ignition Key ID no longer matches with that in the new ECU). Advertisers’ Marketplace! Science!

If you have electronic engine mount and you hear buzzing, especially after you shut down the engine, the electronic engine mount is on the way out and could be shorted. Unfortunately, the drivers (power transistors) for the IACV stepper motor and electronic engine mounts are inside the ECU.