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Change Car Accessory Belt Kit

Easy 0h30–2h00 ~50–200£
Estimated time 0h30–2h00
Estimated labour cost ~50–200£
Difficulty Easy
Vehicles
A5 2007-2017 42
  • 1.8 TFSI Petrol (CABD)
  • 1.8 TFSI Petrol (CDHB)
  • 1.8 TFSI Petrol (CJEB)
  • 1.8 TFSI Petrol (CJED)
  • 1.8 TFSI Petrol (CJEE)
  • 2.0 TDI Diesel (CAGA)
  • 2.0 TDI Diesel (CAGB)
  • 2.0 TDI Diesel (CAHA)
  • 2.0 TDI Diesel (CAHB)
  • 2.0 TDI Diesel (CGLC)
  • 2.0 TDI Diesel (CGLD)
  • 2.0 TDI Diesel (CJCA)
  • 2.0 TDI Diesel (CJCB)
  • 2.0 TDI Diesel (CJCD)
  • 2.0 TDI Diesel (CNHA)
  • 2.0 TDI Diesel (CNHC)
  • 2.0 TDI Diesel (CSUA)
  • 2.0 TDI Diesel (CSUB)
  • 2.0 TFSI Petrol (CDNB)
  • 2.0 TFSI Petrol (CDNC)
  • 2.0 TFSI Petrol (CNCD)
  • 2.0 TFSI Petrol (CNCE)
  • 2.7 TDI Diesel (CAMA)
  • 2.7 TDI Diesel (CAMB)
  • 2.7 TDI Diesel (CGKA)
  • 2.7 TDI Diesel (CGKB)
  • 3.0 TDI Diesel (CAPA)
  • 3.0 TDI Diesel (CCWA)
  • 3.0 TDI Diesel (CCWB)
  • 3.0 TDI Diesel (CDUC)
  • 3.0 TDI Diesel (CKVB)
  • 3.0 TDI Diesel (CKVC)
  • 3.0 TDI Diesel (CKVD)
  • 3.0 TDI Diesel (CLAB)
  • 3.0 TFSI Petrol (CMUA)
  • 3.0 TFSI Petrol (CRED)
  • 3.2 V6 FSi Petrol (CALA)
  • RS5 (4.2 V8 FSI) Petrol (CFSA)
  • S5 (3.0 TFSI) Petrol (CAKA)
  • S5 (3.0 TFSI) Petrol (CGWC)
  • S5 (3.0 TFSI) Petrol (CREC)
  • S5 (4.2 V8 FSI) Petrol (CAUA)
A5 2017-2025 29
  • 1.4 TFSI Petrol (CVNA)
  • 2.0 TDI Diesel (DETA)
  • 2.0 TDI Diesel (DEUA)
  • 2.0 TDI Diesel (DEUB)
  • 2.0 TDI MHEV Diesel (DTPA)
  • 2.0 TFSI Petrol (CVKB)
  • 2.0 TFSI Petrol (CYRB)
  • 2.0 TFSI Petrol (CYRC)
  • 2.0 TFSI, MHEV 48V (MHEV),Petrol (DDWA)
  • 3.0 TDI Diesel (CRTC)
  • 3.0 TDI Diesel (CSWB)
  • 3.0 TDI Diesel (DCPC)
  • 30 TDI MHEV Diesel (DEZB)
  • 35 TDI MHEV Diesel (DTNA)
  • 35 TDI, MHEV Diesel (DEZE)
  • 35 TFSI MHEV Petrol (DLVB)
  • 35 TFSI MHEV Petrol (DMSB)
  • 40 TFSI MHEV Petrol (DEMA)
  • 40 TFSI MHEV Petrol (DHDA)
  • 40 TFSI MHEV Petrol (DLVA)
  • 40 TFSI, MHEV Petrol (DMSA)
  • 45 TDI Diesel (DCPE)
  • 45 TFSI MHEV Petrol (DKNA)
  • 45 TFSI MHEV Petrol (DMTA)
  • 50 TDI Diesel (DMGA)
  • RS5 (2.9 TFSI) Petrol (DECA)
  • S5 (3.0 TDI) MHEV 48V (MHEV),Diesel (DMKC)
  • S5 (3.0 TDI) MHEV Diesel (DEWB)
  • S5 (3.0 TFSI) Petrol (CWGD)
Renew the ancillary drive belt 0h30–2h00
Renew the engine oil and filter 1h30–2h00
Renew the air-conditioning compressor drive belt 0h45–1h30

What is a Audi A5 accessory belt?

The accessory belt (also called the auxiliary belt or serpentine belt) allows the engine to drive peripheral components such as the alternator, air conditioning compressor, power steering pump, and sometimes the water pump.

When should you change the Audi A5 accessory belt?

Typical replacement is every 60,000–120,000 km or 4–6 years. Signs of wear include: squealing noise (especially at start-up or in wet weather), visible cracks or fraying. Always replace the tensioner and any idler pulleys at the same time.

Is it difficult to change the Audi A5 accessory belt?

Difficulty level 2/5: technically easy. Key steps: note the belt routing before removal, release the automatic tensioner, slide off the old belt, replace tensioner and idler pulleys, route the new belt, release the tensioner to apply tension.

2 models covered

Model Year Range Engines covered Fuel
A5 2007-2017 2007-2017 1.8 TFSI Petrol (CABD), 1.8 TFSI Petrol (CDHB), 1.8 TFSI Petrol (CJEB), 1.8 TFSI Petrol (CJED), 1.8 TFSI Petrol (CJEE), 2.0 TDI Diesel (CAGA), 2.0 TDI Diesel (CAGB), 2.0 TDI Diesel (CAHA), 2.0 TDI Diesel (CAHB), 2.0 TDI Diesel (CGLC), 2.0 TDI Diesel (CGLD), 2.0 TDI Diesel (CJCA)… Diesel, Petrol
A5 2017-2025 2017-2025 1.4 TFSI Petrol (CVNA), 2.0 TDI Diesel (DETA), 2.0 TDI Diesel (DEUA), 2.0 TDI Diesel (DEUB), 2.0 TDI MHEV Diesel (DTPA), 2.0 TFSI g-tron CNG (CVLA), 2.0 TFSI Petrol (CVKB), 2.0 TFSI Petrol (CYRB), 2.0 TFSI Petrol (CYRC), 2.0 TFSI, MHEV 48V (MHEV),Petrol (DDWA), 3.0 TDI Diesel (C… 48V (MHEV), CNG, Diesel, Petrol