what can cause my rpm's to drop at a stoplight?


Asked by Jul 29, 2014 at 09:05 AM about the 2003 Nissan Sentra SE-R

Question type: Maintenance & Repair

while at a stop sign or stoplight my rpm's on my 2003 Nissan Sentra SER drop below 500rpm's. If i drive without the ac on it does not happen only when i have the ac on. What can be causing this?

3 Answers


The A.C. sensor is not working. The A.C. is putting a load on the engine and the rpm is dropping.

1 out of 1 people think this is helpful.

thank you


Idle speed control could have also failed, do you have a check engine light on?

Your Answer

Add photo

Related Questions


Looking for a Used Sentra in your area?

CarGurus has 49,791 nationwide Sentra listings starting at $500.


Search Nissan Sentra Questions

Nissan Sentra Experts

#1 L_R
Reputation 1,140
#2 Doran Harney
Doran Harney
Reputation 1,070
#3 Tom Demyan
Tom Demyan
Reputation 860
View All

Related Models For Sale

Used Nissan Altima"
1,487 Great Deals out of 87,985 listings starting at $1,195
Used Toyota Corolla"
1,435 Great Deals out of 67,382 listings starting at $1,295
Used Honda Civic"
1,181 Great Deals out of 58,589 listings starting at $1,295
Used Toyota Camry"
1,643 Great Deals out of 98,537 listings starting at $895
Used Honda Accord"
1,315 Great Deals out of 78,664 listings starting at $1,395
Used Nissan Maxima"
467 Great Deals out of 24,113 listings starting at $800
Used Hyundai Elantra"
859 Great Deals out of 51,853 listings starting at $1,995
Used Ford Focus"
1,213 Great Deals out of 57,461 listings starting at $1,495
Used Hyundai Sonata"
987 Great Deals out of 51,799 listings starting at $1,200
Used Mazda MAZDA3"
476 Great Deals out of 24,994 listings starting at $1,788
Used Volkswagen Jetta"
687 Great Deals out of 32,772 listings starting at $1,200

Used Cars For Sale

2017 Nissan Sentra For Sale
4,135 listings starting at $13,650
2016 Nissan Sentra For Sale
20 Great Deals out of 26,420 listings starting at $10,712
2015 Nissan Sentra For Sale
271 Great Deals out of 5,099 listings starting at $8,495
2014 Nissan Sentra For Sale
256 Great Deals out of 4,098 listings starting at $6,999
2013 Nissan Sentra For Sale
191 Great Deals out of 3,706 listings starting at $5,900