2026-08-20 · 5 min read
Audi Q5 Workshop Cases Malaysia — 4M Car Care
Real Q5 cases: 8R 2.0T pre-2012 20,000 km P0016 + cold rattle — timing chain kit. FY 2.0T 65,000 km rough cold idle — carbon walnut blast. 8R quattro 70,000 km AWD slip — Haldex never serviced, flush + coupling assessment.
Case 1: Q5 8R 2.0T — Haldex Failure (88,000 km)
Q5 8R, 88,000 km: rear pulling sensation in wet corners. VCDS: Haldex pump adaptation at maximum — pump wear. Fluid original, never changed. Replaced Haldex pump + fluid (). AWD now normal. Cost of neglect vs for 2 fluid changes at 40,000 km intervals.
Case 2: Q5 FY 45 TFSI — HPFP + Carbon (62,000 km)
FY Q5, 62,000 km: P0087 low fuel pressure + occasional rough idle. Cam follower 35% worn — replaced as precaution. HPFP replaced (). Walnut blast also done (). Total. Idle immediately smooth. Owner now on proactive 40,000 km cam follower checks.