LIST OF COMMON FAILURES
Doubting your own analysis work? Take a look at our rogues gallery of common failures
Fault codes for Bosch and Simtec Mpi main engine ECU
ALFA ROMEO
156 Tiptronic gearbox actuator problems
*Failure on early type Motronic ECUs due to on board amplifier failure
AUDI
Audi A4 throttle body failing
Audi A4 & A6 96-01 ABS Pumps commonly failing
Audi Quattro ABS Pump - 0 265 220 408
Audi TT dashboard failing
Bosch 0281 diesel ECU prone to causing lack of turbo boost
Audi Zexel aircon compressor failing
Detailed list of Audi faults
Audi idle speed problems
Audi strange vibrations and noises
Audi A4 fault codes
*2.6 and 2.8 litre cars with twin cat system, passenger side cat failing (probably due to thermal shocking from puddles)
BMW
Light control module on new shape 3 Series failing leaving only 1 headlight
BMW Diesel EDC pump problems
Faults on BMW engine management
Faults on BMW ABS systems
Faults on BMW wiring harnesses
Faults on BMW sensors
Faults on BMW electrical systems auxiliary equipment
Faults on BMW starter motors
Faults on BMW alternators
*Distributorless systems are suffering failed coil packs. This burns out drive components on the ECU. It is
essential to replace offending coil pack before replacing ECU!
*Failure on early Bosch ABS Controllers
*Failure on Teves type ABS pump/modulator/Controller, 93 on
*Failure on early type Motronic ECUs due to on board amplifier failure
CITROEN
Citroen Saxo electronic power steering failing
Citroen Saxo 1.1 96-03 SPi throttle body failing
Citroen ZX 1.1 96-97 SPi throttle body failing
Citroen Berlingo 1.1 96-02 SPi throttle body failing
Citroen Saxo ECU's failing - IAW8P80, IAW8P81
Common rail diesel technology - new problems
Sagem SL96 ecu - coil pack failing leading to damage to ecu.
Citroen Common Rail HDi in tank fuel pumps failing
Citroen Airflow meters prone to throttle potentiometer problems.
*Xantia ABS ECU failure. This may be caused by over voltage. ABS light comes on and stays on.
Citroen Synergy Bendix Anti Lock Braking (ABS) system is now a part of BBA-reman's remanufactured range
Citroen Xsara ABS ECU fault codes
Citroen Saxo ABS ECU fault codes
Xantia 1.8 Cat failure
Marelli IAW8P series of ECUs causing erratic tickover and stalling. BBA always supply latest
generation software to rectify problems
FORD
Ford Probe 4 Cylinder Distributor Failing - T6T57871
Ford Probe 6 Cylinder Distributor Failing - T0T57071
Ford Probe distributors failing...BBA now supply new and reman
Ford Scorpio 95 ABS system failing due to faulty controller
Mondeo Bendix Mecatronic ABS system
Bosch 0281 diesel ECU prone to causing lack of turbo boost
Detailed hints and tips for Fords
Information on Ford ABS systems
Ford Probe air mass meters
Ford Galaxy suffering air con compressor failures
*Early Granada 88 on ABS Pump/Modulator problems
*Later Scorpio ABS Controllers 95 on
*Many EEC IV generation ECUs suffering driveability problems . BBA always supply latest generation software to rectify problems
*Ford Probe suffers from immobiliser problems, taking out ignition module on distributor. Occasionally leads to ECU failure.
*Any Ford Cat prior to 95 (possibly just due to shear volume of Fords & poor servicing)
FIAT
Punto/Brava/Bravo power steering suffering motor problems
Fiat Seicento Citymatic Clutch Actuator failing
Fiat Punto 1996 onwards ECU failing
Fiat Ulysees Bendix Anti Lock Braking (ABS) system is now a part of BBA-reman's remanufactured range
Fiat Marea ABS have a Lucas ABS system and are beginning to fail.
HONDA
Honda Civic 1.5 distributor TD40U
Honda Civic 1.6 distributor TD42U
Honda Accord distributor TD31U
Honda Accord distributor TD58U
Honda Concerto distributor TD02U
Honda Accord/Civic/Legend distributors failing...BBA now supply
Honda Accord/Concerto/Legend/Prelude ABS pumps/Modulators
Honda Diesel EDC pump problem
*Common 4 wheel steer ECU failures
Honda Civic ABS ECU fault codes
Honda ALB2 ABS computer fault codes
Honda ALB2 ABS pump, testing & bleeding
HYUNDA
Mitsubishi type idle control valves failing
*Early type KEFICO ECU failures on S coupes
*Lantra 1.8 Cats breaking up
ISUZU
Isuzu diesel ECUs
JAGUAR
Jaguar XK8 and XJ8 ABS + ETCS failing
Jaguar XK8 Throttle Bodies failing
Jaguar XJ6 ABS Controller
*Early Bosch type separate controller "0 265" type failing
*Early Teves type separate controller failing
*Early ECUs prone to rusting on pins
LANDROVER
Air suspension modulator for Classic and Vogue SE
Range Rover booster block problem
Range Rover 4.6 HSE ABS pumps failing
Range Rover ABS pump problems
Land Rover Discovery BeCM failing
Land Rover Freelander SRS controller problems
Freelander L series diesel ECU problems after jump starting
WABCO ABS system failure as fitted on Discovery and FreeLander
LandRover ABS ECU fault codes
*Common ECU and Air Flow Meter problems resulting erratic tickover and poor starting
*ABS Pumps and Booster Blocks.Often caused by a pump relay sticking on, eventually wrecking pump and
making brakes almost impossible to use.
*Twin down pipe Cats on all 3.5 and 3.9 Models
*BECM body control and auxiliary controller. Can cause incorrect operation of Suspension, Lights, Wipers etc
MAZDA
Mazda 626 2.5l 6 cylinder distributors failing
Mazda Sumitomo ABS system as fitted to Mazdas since 1987
MERCEDES
Mercedes A Class electric hydraulic power steering failing
Mercedes A Class combined air mass meter and ECU
Merecedes A Class air flow meters failing
Mercedes 111 16v engine throttle body failing
Mercedes C and E Class ABS pump failing
Mercedes C/E/S Class, CLK/SLK throttle bodies failing
Mercedes CL and SL class soft top convertible roof controllers failing
Mercedes 280/300/350 ECU
Mercedes 300/AMG 300 ECU
Mercedes CLK 320, SL 280, SL 320 ECU
Mercedes VDO ecu systems being damaged by harness overheating
Mercedes Seimens and Bosch ignition modules failing
Mercedes E Class ABS ECU fault codes
*Common Ignition ECU failures
*C Class & E Class Cats rattling from 93 on
MITSUBISHI
Mitsubishi SpaceWagon distributors failing...BBA now supply
Mitsubishi Gdi throttle actuator
Mitsubishi Shogun 3.0 litre V6 ECU failing
Mitsubishi GTO ECU failing
Common ECU failures resulting no spark or fuel
Mitsubishi type idle control valves failing
Mitsubishi FTO ECU controlled alternators failing
Mitsubishi Carisma ABS ECU fault codes
Mitsubishi V6 petrol engine throttle position sensor failing
Mitsubishi GDI engines injector drivers failing
*Distributors failing on all models
NISSAN
Nissan Micra throttle bodies are a now a big request at BBA.
Nissan Micra Bosch type throttle bodies fitted to newer Micra's failing.
Nissan Micra distributors failing...BBA now supply reman units
Nissan Sunny / Primera throttle bodies commonly failing
Nissan Airflow meters prone to throttle potentiometer problems.
Nissan Almera and Primera ABS ECU fault codes
*Micra and Primera ECUs
* Maxima V6 ECU failing due to water ingress. Heater matrix above ECU must be replaced!
PEUGEOT
Peugeot 307 electric hydraulic power steering failing
Peugeot 106 1.1 96- SPi throttle body failing
Peugeot 306 1.1 96-97 SPi throttle body failing
Peugeot Partner 1.1 SPi throttle body failing
Peugeot 106 and 206 ECU's failing - IAW8P80, IAW8P81
Common rail diesel technology - new problems
Sagem SL96 ecu - coil pack failing leading to damage to ecu.
Peugeot Common Rail HDi in tank fuel pumps failing
Peugeot Airflow meters prone to throttle potentiometer problems
Peugeot 405/406/806 Bendix Anti Lock Braking(ABS) system is now a part of BBA-reman's remanufactured range
Detailed list on Peugeot faults
Peugeot 106, 306, 406, 605 ABS ECU fault codes
Peugeot 106 electronic power steering failing
*Marelli IAW8P series of ECUs causing erratic tickover and stalling. BBA always supply latest generation software to
rectify problems
*106 Cat failure due to rusting
*406 Cat breakup
PORSCHE
*Common Ignition ECU failures
RANGE ROVER
Air suspension modulator for Classic and Vogue SE
Range Rover booster block problem
Range Rover 4.6 HSE ABS pumps failing
Range Rover ABS pump problems
Land Rover Discovery BeCM failing
Land Rover Freelander SRS controller problems
Freelander L series diesel ECU problems after jump starting
WABCO ABS system failure as fitted on Discovery and FreeLander
LandRover ABS ECU fault codes
*Common ECU and Air Flow Meter problems resulting erratic tickover and poor starting
*ABS Pumps and Booster Blocks.Often caused by a pump relay sticking on, eventually wrecking pump and
making brakes almost impossible to use.
*Twin down pipe Cats on all 3.5 and 3.9 Models
*BECM body control and auxiliary controller. Can cause incorrect operation of Suspension, Lights, Wipers etc
RENAULT
Renault Clio electric hydraulic power steering failing.
Renault Megane (new shape) electronic power steering pump failing
Renault Megane Bosch 5.5 ABS vulnerable to water.
Renault Kangoo van air flow meter failing
*Espace ECUs
*Auto Gearbox Controllers on Clios and 21's
*Laguna Cats
ROVER
Rover 600 distributors failing - TD58U
Rover 600 distributors failing - TD31U
Rover 216 distributors failing - TD02U
Body Control module failing on Rover Mini/100/200/400/25/45/MGF
Rover 200 / 400 / 600 diesel ECU prone to failure after jump starting
Rover 600 ABS Pumps/Modulators 90 on
Rover Diesel EDC pump problems
Rover 600 and 800 ABS ECU fault codes
Rover engine problems
Rover engine management problems
Rover distributors failing. BBA supply new and reman.
*All Motorola MEMMS units
*Cats on Rover 214s, all models, breaking up
SAAB
Tiptronic gearbox actuators on 900 blowing fuses
*Bosch LH Jetronic fuel injection ECU
*9000 ABS/TRACS Control Computer failure
SEAT
Seat Ibiza electric hydraulic power steering failing
Seat Ibiza 1.4 throttle body failing
Seat Ibiza and Cordoba ABS ECU fault codes
*Cats on 1.4 Ibiza
SKODA
Skoda Felicia 1.3 throttle body failing
SUZUKI
Mitsubishi type idle control valves failing
*ECUs on Vitaras and Swifts
*Cats on Vitaras
TOYOTA
Toyota Avensis power steering failing
*Cats on Previas. Flexi connection rattling.
VAUXHALL(GM)
Corsa power steering pump failure
Astra power steering pump failure
Vauxhall Zafira Electric Power Steering Pump failure
Vauxhall Corsa Throttle Bodies
Vauxhall Astra, Corsa air flow meters failing
Vauxhall Astra 1.7 td Isuzu engine ECU failing
Vauxhall Astra 1.6 8v 1999 onwards ECU problems
Omega and Vectra ABS units prone to faults
Vauxhall fault codes for GM Multec SPi
*Bosch MOTRONIC ECU common failure
*ABS Pump Modulators/Controllers Cavaliers & Calibras
Vauxhall Vectra Kelsey Hayes Pumps/Controllers/Modulators a very common failure
*Omega and Vectra Cats, 8v and 16v, rusting at join of twin downpipes
VW
VW Polo electric hydraulic power steering failing
VW Polo 1.4 throttle body failing
VW Golf/Passat/Scirocco Teves IV ABS pump failing due to open circuit solenoid and leaking fluid
VW Lupo/Polo/Golf/Bora/Passat throttle body failing
Teves 20 ABS units fitted on a range of VW's failing
Bosch 0281 diesel ECU prone to causing lack of turbo boost
VW Zexel aircon compressor failing
VW Sharran suffering air con compressor failures
Detailed list of Volkswagen faults
Volkswagen idle speed problems
Passat 96-01 ABS pumps commonly failing
*Digifant II ECU, typically in winter. Can be weak battery or engine earth strap removed without disconnecting battery.
*Gti Cats, Especially Passat and Golf 1.8 and 2.0 litre
*1.4 Polo Cats
VOLVO
Volvo 850 93-95 Teves IV ABS pump failing due to open circuit solenoid and leaking fluid
Volvo 850 '95 onwards, Teves 20 ABS unit failures
Volvo 99- Marrelli electronic throttle system
*Common ECU failures on early type "0 280" early type fuel injection ECUs
*Early type ABS Controller Volvo 440/460 91 on
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