Hi,
My wifes got a 2004 1.5 diesel megane and it seems to have lost loads of power. It feels like I'm towing the titanic when I drove it today.
Also I noticed when I was on the motorway if I went up a hill the check injection comes and service light.
Also when going up the hill (not a massive hill, it was on the m6) I had to change down into 4th just to try and get it up to about 60mph.
Any body any ideas and should I be really scared at what its going to cost?
Check Injection and the cars dog slow
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- IainMW
- F1 Driver
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- Location: In the Foot Hills of the Valley of the Pie Eaters!
Firstly welcome to the forum
My advice would be to get it to a garage ASAP. The Check Injection message can cover a multitude of faults?
Driving it in this state could be doing more damage?
Possible problems:
ECU fault, fuel injection problem, stuck EGR valve, duff Turbo.
We could go on guessing all day
My advice would be to get it to a garage ASAP. The Check Injection message can cover a multitude of faults?
Driving it in this state could be doing more damage?
Possible problems:
ECU fault, fuel injection problem, stuck EGR valve, duff Turbo.
We could go on guessing all day

Make improvements, not excuses!
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
- nickbell69
- Advanced Driver
- Posts: 601
- Joined: Sat Apr 28, 2007 9:13 pm
- Currently Drives:: megane 1.9dci priv 53
- Location: wrexham
manor garage in lightfoot street chester is where i can recommend. Independant and give good service. Used them last year for 1st time and service and valet was excellent. Not sure if you want to go that far from Warrington, they do courtesy cars or you could drop it off and spend the day wandering around "sunny" chester. 

- IainMW
- F1 Driver
- Posts: 1549
- Joined: Thu Oct 20, 2005 5:48 pm
- Currently Drives:: Laguna III 2.0dCi 150 Dynamique Hatchback. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres on!)
- Location: In the Foot Hills of the Valley of the Pie Eaters!
Have you tried Yellow pages for Diesel specialists in the Warrington area (Lucas or Bosch)
Had another thought; it could be your MAF (mass air flow sensor) if this is faulty the car will be very underpowered and run like a dog!
Had another thought; it could be your MAF (mass air flow sensor) if this is faulty the car will be very underpowered and run like a dog!
Make improvements, not excuses!
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
- nickbell69
- Advanced Driver
- Posts: 601
- Joined: Sat Apr 28, 2007 9:13 pm
- Currently Drives:: megane 1.9dci priv 53
- Location: wrexham
Re: Check Injection and the cars dog slow
Hi, I have a 2005 Megane Scenic 1.5DCi and have exactly the same problem with a loss of power when going up hill. Did you ever find a cure to the problem as I need to get mine fixed now.
Thanks, Simon.
Thanks, Simon.
- IainMW
- F1 Driver
- Posts: 1549
- Joined: Thu Oct 20, 2005 5:48 pm
- Currently Drives:: Laguna III 2.0dCi 150 Dynamique Hatchback. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres on!)
- Location: In the Foot Hills of the Valley of the Pie Eaters!
Re: Check Injection and the cars dog slow
I would investigate everything that I stated earlier in the thread. If you have no power then the ECU could have gone into limphome mode or your Turbo is not doing it's job, either way it's a garage job unfortunately 

Make improvements, not excuses!
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
Laguna III 2.0dCi 150 Dynamique Hatch. Pearl Black, Panoramic Sunroof, Front & Rear Proximity Sensors, 17" Spider Alloys (with B****y expensive tyres fitted!)
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