About this model
The VW Touran 1T is one of the most popular family cars on the roads in BiH. Produced from 2003 to 2015, the Touran won over the BiH market as a practical, compact vehicle with three rows of seats that offers more space than a Golf but less than a Sharan. Most examples in BiH come with a 2.0 TDI engine in various versions (BKD, BMM, CBDB/CFHC), ranging from 136 to 170 HP. This engine is different from the 1.9 TDI that we also have in our catalogue - it's a 16-valve unit with significantly more torque, but also with specific faults that the 1.9 TDI doesn't suffer from. The Touran with this engine now sits in a price range that makes it affordable, but buyers need to know what to expect in terms of maintenance. If you're looking for a Volkswagen service in Banja Luka, we'll be happy to help with all versions of this engine.
Engines and variants
This model is most commonly found in BiH with the following engines.
BKD (136/140 HP): The first version of the 2.0 TDI PD (Pumpe-Düse) engine with 16 valves, and the most common variant on the BiH market. Produced from 2003 to 2008. The BKD is most prone to camshaft wear and porous cylinder head issues, especially examples built before 2006. Parts are widely available since the same engine is used in the Golf 5, Passat B6, Octavia 2, and Audi A3 8P. It's economical for its size but requires shorter oil change intervals.
BMM (136/140 HP): An improved version of the BKD engine with a revised cylinder head and better camshaft durability, produced from 2006 to 2010. The BMM is more reliable than the BKD when it comes to the head, but still requires attention to the oil pump hex drive and EGR system. It's a typical choice for buyers looking for a middle ground between older and newer examples. Fuel consumption is similar to the BKD, and parts are identical in most cases.
CBDB/CFHC (136/140 HP): The common-rail version of the 2.0 TDI engine with a DPF filter - a more modern injection system without the Pumpe-Düse mechanism, produced from 2010 to 2015. It doesn't have the classic camshaft and hex drive problems, but instead of the hex drive it has a balance shaft chain that can also stretch and requires attention. It brings a DPF filter and common-rail injectors that demand quality fuel and regular regeneration. Popular with buyers who want a newer example with lower mileage.
Reliability and reputation on the BiH market
The Touran 2.0 TDI has shown on BiH roads that it can handle high mileages, but it needs an owner who understands the engine they're driving. On BKD examples above 200,000 km, you should almost always expect at least one major repair - whether it's the camshaft, hex drive, or head. The BMM and CBDB variants are more reliable, but they're not immune to neglected maintenance either.
Parts are easy to find since the Touran shared its engine with the Golf 5, Passat B6, Octavia 2, and Audi A3 8P, which keeps spare parts prices reasonable. The typical Touran buyer in BiH is a family person looking for space for kids and luggage at an affordable price. That buyer needs to know that the 2.0 TDI requires regular and careful maintenance. Compared to its closest competitor, the Renault Scenic with the 1.9 dCi engine, the Touran offers better interior quality and a more durable drivetrain, but costs more to maintain at its weak points like the camshaft and dual-mass flywheel.
Common faults we see
From our experience, here's what most often comes in for repair on this model.
1. Camshaft and tappet wear
Symptom: Knocking and ticking from the engine when cold, rough running, loss of power. Gets worse over time and doesn't go away even when the engine warms up.
The BKD and BMM engines use a Pumpe-Düse (PD) injection system where the camshaft directly drives the injectors. This mechanical pressure accelerates camshaft and tappet wear, especially if the correct oil isn't used. The problem usually appears above 150,000 km and is one of the hallmark faults of PD technology.
Advice: Use only oil that meets VW 507.00 specification and change it every 12,000-15,000 km, not at 30,000 km as the long-life programme suggests. Regular oil changes are the cheapest prevention.
2. Oil pump hex drive wear
Symptom: Low oil pressure warning, oil light flickering at idle or under higher revs - in the worst case, the engine stops abruptly.
The hex drive of the oil pump on BKD/BMM engines wears down and rounds off, causing the pump to lose drive. If not caught in time, the engine runs without lubrication and sustains permanent damage. This isn't specific to the Touran - the same hex drive is used in all VAG 2.0 TDI PD engines of that generation (Golf 5, Passat B6, Octavia 2, A3 8P). The issue is more common on engines that were run on extended oil change intervals.
Advice: Preventive hex drive replacement at 120,000-150,000 km is relatively cheap and prevents catastrophic failure. With every oil change, pay attention to oil pressure at idle.
3. Cracked cylinder head (porous head)
Symptom: Coolant loss without visible leaks, white smoke from the exhaust, engine overheating, oil in the expansion tank.
Early BKD engines (2003-2006) had problems with porous cylinder heads, where micro-cracks formed between coolant channels and cylinders. VW largely resolved this from 2007 onwards with a head revision, but older examples are still at risk, especially above 200,000 km. The BMM engine that followed already has the revised head, and this problem is rare on it.
Advice: Check your coolant level regularly. If the car is losing coolant without visible leaks and there are no traces on the ground, that's a serious sign the cylinder head needs inspecting.
4. Turbocharger failure
Symptom: Loss of power, black or blue smoke from the exhaust, whistling or squealing from the turbo area, car goes into limp mode.
On the Touran 2.0 TDI, the turbo typically gives out between 150,000 and 220,000 km. The most common causes are a coked-up oil feed line (the turbo is lubricated by engine oil), extended oil change intervals, and shutting the engine off abruptly after long drives without a cool-down period. This is a more involved repair than the previous items on this list.
Advice: After long motorway drives, let the engine idle for at least 30 seconds before switching off. This allows the turbo to cool down while it still has lubrication.
5. Clogged EGR valve
Symptom: Rough idle, power loss during acceleration, increased fuel consumption, check engine light. Sometimes the car can't pass the emissions inspection.
The EGR valve on 2.0 TDI engines gets fouled with soot and particles from exhaust gases, especially if the car mostly does short urban trips. The problem appears as early as 80,000-100,000 km. You can read more about how the EGR works and why it clogs in our EGR valve guide.
Advice: EGR valve cleaning is a routine job that we recommend every 60,000-80,000 km. It's much cheaper than replacement and often solves the problem completely.
6. Dual-mass flywheel
Symptom: Vibrations and rattling at idle, juddering when pulling away from a standstill, unpleasant noises on engine start-up and shut-down.
The dual-mass flywheel on the 2.0 TDI Touran takes a beating from the engine's high torque and the weight of a family-loaded vehicle. Typical lifespan is 150,000-200,000 km, but it can be shorter if the car frequently drives in urban traffic with constant stop-start situations. One of the more expensive repairs on this engine.
Advice: When replacing the dual-mass flywheel, always replace the clutch at the same time - they share the same labour, and the clutch is usually near the end of its life when the flywheel goes.
7. DPF filter (CBDB engine)
Symptom: DPF warning light on the dashboard, power loss, increased fuel consumption, car goes into limp mode. You may also notice a burning smell.
The CBDB common-rail variant (from 2010 onwards) has a DPF filter that clogs up during city driving because the engine doesn't reach a high enough temperature for automatic regeneration. The older BKD/BMM PD engines were sold without a DPF in most markets. If you'd like more detail on how the DPF works and why it clogs, check out our DPF filter guide.
Advice: Once a month, take the car on the motorway for 20-30 minutes at higher revs (2,500-3,000 rpm). This allows DPF regeneration and prevents particle build-up.
8. EGR cooler coolant leak
Symptom: Gradual coolant loss, coolant smell in the cabin or under the bonnet, white residue around EGR cooler connections.
The EGR cooler on 2.0 TDI engines is known for corroding internally and starting to leak coolant. The problem most often appears above 120,000 km and can be mistaken for a porous head because the symptoms are similar - coolant loss without visible leaks.
Advice: When diagnosing coolant loss, we always check the EGR cooler before concluding the cylinder head is the issue. An EGR cooler is a significantly cheaper repair.
9. DSG gearbox mechatronic unit (if your Touran has DSG)
Symptom: Jerking when shifting gears, momentary lack of response to the throttle, gearbox warning light on the dashboard, inability to engage certain gears.
Many Tourans in BiH have a manual six-speed gearbox, but examples with a DSG gearbox (DQ250 or DQ200 depending on power output) have well-known issues with the mechatronic unit that controls gear changes. This is an electro-hydraulic unit sensitive to heat and gearbox oil quality. If your Touran has DSG, regular oil changes every 60,000-90,000 km are mandatory, regardless of claims that the oil is "lifetime fill". Read more in our DSG service guide.
Advice: DSG oil must be changed regularly. The cost depends on the specific condition - get in touch for an estimate.
Which oil for Touran 2.0 TDI BKD
The BKD and BMM engines with the Pumpe-Düse system require oil meeting VW 507.00 specification (5W-30 viscosity). This isn't a recommendation - it's a requirement, because PD injectors operate under enormous pressure and the camshaft endures heavy loads. Oil of a lower specification accelerates camshaft and tappet wear. The change interval must not exceed 12,000-15,000 km under BiH conditions, regardless of what the long-life computer in the car says, because local fuel quality and driving conditions (short urban trips, lower-quality diesel) demand a shorter interval. The CBDB engine uses the same oil specification but doesn't have the PD mechanism, so camshaft wear is eliminated.
Service and maintenance
The timing belt on all variants (BKD, BMM, and CBDB) is replaced at 120,000-160,000 km or every 5-6 years, together with the water pump and tensioner, depending on the manufacturer's recommendation for the specific model year (check the service book). Oil must meet VW 507.00 specification (5W-30), and we recommend changing it every 12,000-15,000 km instead of the factory 30,000 km, especially under BiH conditions with frequent city driving and lower-quality fuel. The DSG gearbox, if fitted, requires an oil change every 60,000-90,000 km without exception. The EGR valve should be cleaned preventively every 60,000-80,000 km. For any of these jobs, you can book a diagnostic session or service with us.
Owner tips
- Check the history before putting down a deposit: use the chassis number to pull up the car's full history through carVertical. From international registers you get actual odometer readings by date, recorded accidents, number of previous owners, and theft or total-loss indicators. We consider this essential before buying any used car, especially with German imports which make up the majority of Tourans in BiH. When paying for the report you can use the code GAGA for a 20% discount.
- Change engine oil meeting VW 507.00 specification (5W-30) every 12,000-15,000 km, regardless of what the on-board computer shows as the interval.
- If you have a BKD engine, check the oil pump hex drive condition at 120,000-150,000 km as a preventive measure. Replacement costs little but prevents engine destruction.
- After motorway driving, let the engine idle for 30 seconds before switching off so the turbo can cool down.
- If you have a CBDB engine with a DPF, once a month drive the car for 20-30 minutes on the open road at higher revs for filter regeneration.
Frequently asked questions
Is the VW Touran 2.0 TDI reliable for a family?
The Touran 2.0 TDI can be a reliable family car if maintained according to our recommendations rather than the factory long-life programme. The key is regular oil changes every 12,000-15,000 km and preventive checks of the critical points - camshaft, hex drive, EGR. On top of that, it's one of the most spacious compact MPVs on the market.
Which 2.0 TDI engine is the best choice in the Touran?
The BMM (2006-2010) is the best compromise. It doesn't have the porous head problem of the early BKD, and it doesn't have a DPF filter like the CBDB. If you're after a newer model, the CBDB is a solid choice provided the car mostly does longer runs where the DPF can regenerate.
How much does a camshaft replacement cost on the Touran 2.0 TDI?
Replacing the camshaft with tappets is a major job that requires removing the cylinder head. It's a multi-hour operation. The cost depends on the specific condition - get in touch for an estimate.
Is it worth fitting LPG to a Touran 2.0 TDI?
The Touran 2.0 TDI is a diesel engine, and fitting LPG to a diesel requires a specific dual-fuel system that is more expensive and complex than a standard LPG conversion on a petrol engine. For most owners it's not worthwhile. If you want a Touran on LPG, look for the petrol 1.4 TSI or 1.6 FSI version.
Can the Touran 2.0 TDI BKD reach 300,000 km?
It can, but by that mileage it will almost certainly need a camshaft, oil pump hex drive, turbo, and dual-mass flywheel replacement. If those items are done preventively or on time, the engine block itself is durable enough for well over 300,000 km.
How do you tell if the oil pump hex drive is worn?
The earliest sign is the oil pressure warning light flickering at idle when the engine is warm. If the light comes on and stays on, switch the engine off immediately and do not drive any further. Continuing to drive without oil pressure destroys the engine within minutes.
Is DSG or a manual gearbox the better choice in the Touran?
For most buyers in BiH, the manual six-speed gearbox is more reliable and cheaper to maintain. DSG offers a more comfortable drive but requires regular oil changes and can have expensive mechatronic failures above 150,000 km.
If you notice any of these symptoms, drop by the workshop - it's better to check early than to pay for an expensive repair later.