1.4 TSI (CAVA / CTHA)
2007–2016 · petrol · 1390cc · 150hp
Engine codes: CAVA, CAVB, CTHA, CTHD
Reliability, common problems and owner reviews for the Volkswagen Tiguan 1.4 TSI (CAVA / CTHA). Check this before you buy used.
The 1.4 TSI Twincharger (supercharger + turbo, EA111) makes a heavy seven-seat MPV feel surprisingly brisk on little fuel — but it's one of VAG's riskier petrols and it's working hard here. The timing-chain tensioner can fail and let the chain jump (catastrophic, bent valves), early pistons/rings could crack causing heavy oil consumption, and the supercharger clutch and HP pump add cost. A documented car with the revised tensioner and clean oil can be fine; an unknown-history one in a heavy MPV is a real gamble — the 2.0 TDI is the smarter Sharan engine.
Same engine, other cars
This is the same physical engine (CAVA) sold under different names across brands. Reliability is broadly shared — cross-check these:
Known Issues
Early 1.4 TSI chain tensioner can fail → chain jump → bent valves. Revised tensioner is the fix.
Fix / Workaround: Confirm revised tensioner; listen for cold-start rattle.
Repair cost: €600–€3500
Typically appears after: 90,000 km
Some EA111 units consume oil via rings.
Fix / Workaround: Check consumption; piston/ring work if heavy.
Repair cost: €200–€2500
Typically appears after: 110,000 km
Early tensioner can fail → chain jumps → bent valves / wrecked engine.
Fix / Workaround: Confirm revised tensioner fitted; replace chain kit proactively; listen for rattle.
Repair cost: €600–€2500
Typically appears after: 100,000 km
Early pistons/rings could crack → heavy oil consumption, misfires.
Fix / Workaround: Compression test; revised pistons in repair; check oil use.
Repair cost: €800–€3000
Typically appears after: 90,000 km
Early-spec tensioner wears; chain stretch/rattle → possible jump and valve damage.
Fix / Workaround: Fit revised chain + tensioner; gentle cold starts.
Repair cost: €600–€1400
Typically appears after: 90,000 km
Can use oil; keep topped to protect the chain.
Fix / Workaround: Check oil frequently.
0Year Cutoffs
Mileage Thresholds
After 120,000 km: Chain + oil window.
After 100,000 km: Chain + piston risk window.
After 90,000 km: Chain/oil attention.
Pre-Purchase Checklist
- ☐Revised chain tensioner done?
- ☐Oil-consumption history
- ☐Heavy MPV works the engine hard
- ☐Listen for chain rattle; confirm revised tensioner
- ☐Compression + oil-consumption check
- ☐2.0 TDI is the smarter MPV choice
- ☐Cold-start rattle check (chain)
- ☐Oil consumption check
- ☐Prefer 2.0 TSI/TDI for the SUV
Frequently asked questions
Is the Volkswagen Tiguan 1.4 TSI (CAVA / CTHA) reliable?
Problematic — The 1.4 TSI Twincharger (supercharger + turbo, EA111) makes a heavy seven-seat MPV feel surprisingly brisk on little fuel — but it's one of VAG's riskier petrols and it's working hard here. The timing-chain tensioner can fail and let the chain jump (catastrophic, bent valves), early pistons/rings could crack causing heavy oil consumption, and the supercharger clutch and HP pump add cost. A documented car with the revised tensioner and clean oil can be fine; an unknown-history one in a heavy MPV is a real gamble — the 2.0 TDI is the smarter Sharan engine.
What are the common problems and reviews for the Volkswagen Tiguan 1.4 TSI (CAVA / CTHA)?
The most commonly reported problems: Timing chain tensioner (EA111), Piston-ring oil consumption, Timing-chain tensioner failure, Piston / ring failure (oil use), Timing chain tensioner / stretch, Oil consumption.
Is a used Volkswagen Tiguan 1.4 TSI (CAVA / CTHA) worth buying?
Known design issues and recurring faults that were never fully resolved. Buy only with eyes open.