Honda Jazz: EGR Valve Carbon Buildup & Sticking
EGR Valve Carbon Buildup & Sticking is a common engine fault on the Honda Jazz on the 2008–2014 cars, and we rate it major. Putting it right costs $300 to $750 at New Zealand independent workshop rates. Below is what goes wrong, the symptoms to notice on a test drive, where to look, and what to ask the seller before you hand over any money. It is one of 51 documented faults on the Honda Jazz.
- Vehicle
- Honda Jazz
- Engine
- 1.3L / 1.5L
- Years
- 2008–2014
- Fuel
- petrol
- System
- Engine
What you are looking at
No photograph available
What goes wrong
The EGR valve on GE Jazz L13A/L15A engines accumulates carbon deposits over time, causing the valve to stick open or partially open. Excessive exhaust gas recirculation into the intake creates a rich-then-lean cycle, rough idle, and lean misfire fault codes in the P030x range. Particularly prevalent on city-driven vehicles using frequent short trips where exhaust temperatures never fully burn off deposits. Cleaning offers temporary relief but replacement is often necessary on high-mileage units.
What you would notice
- Rough or hunting idle, especially when cold
- Lean misfire codes P0300-P0304 stored
- Check engine light illuminated
- Hesitation on light throttle
- Increased fuel consumption
How to check it
Where to look. EGR valve mounted on intake manifold, upper engine bay near firewall
Scan for P0400-P0409 range DTCs. Observe idle quality immediately after cold start and again at full operating temperature. Check intake manifold around EGR port for carbon buildup restricting flow. If a workshop inspection is possible: Remove and inspect EGR valve for heavy carbon deposits and sticking mechanism.
What it costs to put right
$300 to $750 at New Zealand independent workshop rates. That is for this job on its own, not for the car.
Ask the seller
- “Has the EGR valve been cleaned or replaced?”
- “Any rough idle or hesitation reported?”
- “Any check engine light history and what codes were stored?”
Now check the Honda Jazz you are actually looking at
Everything above is true of the model, and it is free. What it does not tell you is whether THIS car has been looked after: its odometer history and whether the reading has ever gone backwards, whether there is still money owing on it, whether it has been reported stolen, how many owners it has had and what it is really worth today. That comes from the official records for that plate. Enter the plate for the free details, or get the full history and a market valuation from $13.49.
Where this comes from
Honda Jazz buyer questions
Is egr valve carbon buildup & sticking serious on a Honda Jazz?
We rate it major and common on the Honda Jazz. The EGR valve on GE Jazz L13A/L15A engines accumulates carbon deposits over time, causing the valve to stick open or partially open. Excessive exhaust gas recirculation into the intake creates a rich-then-lean cycle, rough idle, and lean misfire fault codes in the P030x range. Particularly prevalent on city-driven vehicles using frequent short trips where exhaust temperatures never fully burn off deposits. Cleaning offers temporary relief but replacement is often necessary on high-mileage units.
How much does it cost to fix on a Honda Jazz?
$300 to $750 at New Zealand independent workshop rates. That figure is for this job on its own. A car showing the symptoms on this page is usually worth either walking away from or negotiating down by at least the repair figure.
Which Honda Jazz years are affected?
Our research records this fault on the 2008–2014 Honda Jazz. Build dates move around, especially on imported cars, so treat the range as the years to look hardest at rather than a guarantee either way. The official records tell you the exact build and first registration date for the car in front of you.
How do I check for it before I buy?
Scan for P0400-P0409 range DTCs. Observe idle quality immediately after cold start and again at full operating temperature. Check intake manifold around EGR port for carbon buildup restricting flow. If a workshop inspection is possible: Remove and inspect EGR valve for heavy carbon deposits and sticking mechanism. Look here: EGR valve mounted on intake manifold, upper engine bay near firewall