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BMW Common Problems
All Models

Every common fault, warning light and repair cost for every BMW on UK roads — from the 1 Series to the X5, M3 to iX. Explained in plain English by MotorLoom.

14
Models covered
84+
Known faults
£1.99
Full diagnosis

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BMW Models — Common Problems & Repair Costs
BMW 1 Series
350K+ on UK roads · 2004–present
N47 timing chain · Swirl flap failure · EGR valve · Electric water pump
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BMW 2 Series
150K+ on UK roads · 2013–present
N47 timing chain · DPF/EGR · Convertible roof · VANOS rattle
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BMW 3 Series
600K+ on UK roads · 1998–present
N47 timing chain · E46 cooling system · VANOS · Rear subframe
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BMW 4 Series
150K+ on UK roads · 2013–present
N47 timing chain · EGR/DPF · Convertible roof · iDrive failure
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BMW 5 Series
350K+ on UK roads · 2003–present
N47 timing chain · Injector failure · Air suspension · EGR/DPF
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BMW 7 Series
50K+ on UK roads · 2001–present
Air suspension · N57 timing chain · Valvetronic · ZF gearbox
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BMW X1
180K+ on UK roads · 2009–present
N47 timing chain · DPF/EGR · xDrive transfer box · Thermostat
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BMW X3
200K+ on UK roads · 2003–present
N47 timing chain · Transfer box · Swirl flaps · Front control arms
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BMW X5
150K+ on UK roads · 1999–present
N57 timing chain · Air suspension · Transfer box · DPF/EGR
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BMW X6
40K+ on UK roads · 2008–present
N57 timing chain · Air suspension · Transfer box · Rear diff
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BMW Z4
35K+ on UK roads · 2002–present
Roof mechanism · VANOS rattle · Roof seal ingress · Control arms
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BMW M3 / M4
25K+ on UK roads · 2007–present
E9x rod bearings · S55 fuel pump · Throttle actuators · DCT heat
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BMW i3
40K+ on UK roads · 2013–2022
Battery degradation · Rex reliability · Charging faults · 12V battery
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BMW iX
15K+ on UK roads · 2021–present
OTA update issues · Charging speed · ADAS calibration · 12V drain
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