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Volvo S40 check engine light comes on

45 of the 491 owner complaints about the Volvo S40 describe check engine light, most of them for the 2004 model year.

owner complaints
45
worst model year
2004
typical repair cost reported
$1,000
typical mileage
78,000
Is there a fix? No recall or service bulletin covers this area of the car yet.

By model year

What owners say

Filed Mar 20, 2024 · Electrical, Fuel system · 170,000 miles · WA

The contact's wife owns a 2005 Volvo S40. The contact stated the vehicle was difficult to start for several days. Eventually, the failure progressed and the vehicle was not able to start. The check engine warning light was illuminated. The vehicle was repaired by the contact, a previous Volvo technician. The contact stated the failure was due to the pump electrical module being located out of the vehicle. The contact spoke with the dealer. The contact referenced The manufacturer was made aware of the failure. The approximate failure mileage was 170,000.

Filed Aug 19, 2022 · Fuel system · PA

Check engine light came on and stays in. Vehicle always sputters to start, acceleration is sometimes slow to respond, has stalled out on a rare occasion usual on hills. I’m afraid someday I might be involved in a crash because of a lack of acceleration.

Filed Jun 25, 2022 · Fuel system · PA

Check engine light came on and has stayed on. Stalled out in traffic, turned the car off and it restarted and I continued. Happens two more times. Initial start up has a delay in the engine turning over. Gas pedal is slow to respond to acceleration. Verified at a garage with code reader. Suspect faulty wiring (corrosion) to fuel pump needing PEM replacement. No warning prior to first incident around 02/2022. I have had the check engine light reset on multiple occasions and each time the light comes back on within 2 days. Safety has been a concern at multiple times. Entered VIN number with Volvo, a Volvo dealer, and with no help in resolving issue.

Filed Nov 7, 2021 · Engine · CA

Engine light stays on. I have had 2 mechanics check it out. They don't know why the light is on. I am very concerned about the fuel line problem.

Filed Oct 22, 2021 · WA

I purchased the 2009 Volvo on 10/5 at M&M Auto Sales LLC and on 10/9 at 6:20 am my vehicles check engine light turned on and a transmission service urgent light turned on. On 10/11 I went to AAMCO and they informed me that the transmission needed repairs costing up to 4k. When I purchased the car the dealership disclosed to me that the vehicle is in perfect condition. As of 10/21 I went to a Mechanic Shop called Pegoraro and ran a full auto diagnostic on the vehicle. With repairs on the vehicle costing $12,433.03 which involve fixes to the Timing Belt, Cooling System Fluid Exchange, Drive Belt Tensioner/Idle Assembly, Automatic Transmission Assembly, Remove and Install, Brake Fluid Exchange, and Lastly Disc Brake Pads, Rotors and Calipers (Rear). Obviously the vehicle isn't in "perfect condition". After getting this diagnostic I was informed that the vehicles Odometer has been tampered with as well as a bunch of other codes have been turned off before I purchased this vehicle. I just want a refund for this vehicle and to take my business elsewhere.

Filed Aug 2, 2019 · Engine · 100,000 miles · NJ

Found complaints on multiple sites about issue found on my vehicle . The oil filter housing corrugated breathing hose was so badly rotted was only little piece left rest fell off somewhere while operating vehicle. On top of that issue im ssuming due to thiss problem and it on going until I got check engine light it has caused oil filter housing itself to go bad im assuming in part to all oil build up from hose missing causing vacuum issues' why isnt his car that has same issue as others that were recalled with same exact operating and looking part with same exact hose rotting issue causing oil filter housing to become built up with gunk causing leaks both air and oil.. .. Pleae answer these issues for it shows how much volvo cares about quality of there products

Filed Aug 8, 2018 · Engine · 191,000 miles · OH

Tl* the contact owns a 2008 volvo s40. While driving 60 MPH, the vehicle overheated and stalled. In addition, the check engine warning indicator illuminated. The vehicle was towed to the contact's residence. The dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not informed of the failure. The failure mileage was 191,000.

Filed Dec 21, 2017 · Fuel system · 130,000 miles · MA

Tl* the contact owns a 2002 volvo s40. The contact inquired about getting her vehicle included in an open recall. The contact stated that there was a delay when the accelerator pedal was depressed. The contact also stated that she observed a fuel odor inside the vehicle and she was concerned of a fuel leak. In addition, the check engine indicator illuminated before and after the failure. The contact specifically inquired about the federal safety agency campaign number: 08v033000 (fuel system, gasoline) and campaign number: 06v137000 (fuel system, gasoline). The contact scheduled an appointment with 128 volvo cars (614 north ave, wakefield, ma). The vehicle had not been repaired. The manufacturer was notified of the failure. The VIN was unknown. The approximate failure mileage was 130,000.

Filed Dec 11, 2017 · Engine · 62,000 miles · NJ

Car loosing power and engine missing at highway speeds. Engine light went on. Failure of fuel pressure monitor.

Filed Feb 2, 2017 · Acceleration · 10 miles · CO

Vehicle loses power due to accelerator pedal low voltage/signal. This occurs in multiple situations. Safest is shortly after starting the car an engine light stating 'engine system urgent' appears. Unsafe occurrence includes power loss while pedal is depresses such as on the highway with constant pressure or most severe when turning left through an intersection power is reduced to idle. If the vent occurs with the pedal repressed, power is reduced to idle momentarily (2-3 seconds) and after 'pumping' the pedal several times it returns to normal. I have brought this vehicle several times to repair. Deal changed pedal, changed wiring connectors (also cleaned several times) and ultimately replaced engine computer. Problem still occurs and dealer does not know what else to do. Most recent occurrence was 27 jan but this issues appears about every two months after repair and occurs daily once to problem returns.

Related recalls

No recalls on record for this model year.

Questions about the Volvo S40 check engine light

Why does the check engine light come on in the Volvo S40?

Owners who report it most often also describe engine stalls while driving, fuel pump failure and headlights failing or too dim.

Which Volvo S40 years have check engine light problems?

The model years with the most reports are 2004 (8 complaints), 2006 (8 complaints) and 2005 (7 complaints).

How much does it cost to fix check engine light on the Volvo S40?

Owners who mentioned a price put the repair at about $1,000 (median of 5 complaints that include a dollar amount). Costs vary with mileage, warranty and where the work is done.

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