Lack of power and hesitation, poor fuel economy, digital
display shows 25 mpg.
The fault was cured by adding Forté Petrol Specialist Injector Cleaner and Forté Advanced Formula Gas Treatment to the
fuel tank.
A noticeable difference was made after 15 minutes running.
After
carrying out an extended road test, performance was restored, and the digital display
had increased to 40 mpg.
Forté's Technical Helpline receives over 300 calls per month. This blog shares solutions for garage workshops on common driveability concerns that can be quickly and effectively treated. The vast majority of those identified are caused by fuel and oil borne contamination formed by natural degradation or via the combustion process. This is a fact of life for internal combustion engines where fossil fuels and oils are used.
Friday, 27 December 2019
Friday, 20 December 2019
Problem with a BMW E90 320i 2.0L 6 Cylinder 2008 101k
Engine management light on, fault code store for catalytic
converter fault.
The fault was cured by adding Forté Petrol Saver and Forté
Petrol Specialist Injector Cleaner into the fuel tank, running the engine
on idle for 30 minutes and carrying out a 20-mile road test.
After the road
test the engine management light remained off with no fault codes stored.
Wednesday, 18 December 2019
Problem with a FORD MONDEO 2.0L TDCi 2011 270k
Lack of power and EML on due to a DPF fault, soot loading
checked and reading 200% blocked. Vehicle unable to carry out regeneration of
DPF due to an oxygen sensor fault.
The fault was cured by replacing the oxygen sensor, cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank. The vehicle was given an extended road test and the soot loading was rechecked showing 0% with the vehicle power and performance restored.
Thanks to Simon at Freeborn Salisbury Ltd in Salisbury, Whiltshire.
The fault was cured by replacing the oxygen sensor, cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank. The vehicle was given an extended road test and the soot loading was rechecked showing 0% with the vehicle power and performance restored.
Thanks to Simon at Freeborn Salisbury Ltd in Salisbury, Whiltshire.
Friday, 13 December 2019
Problem with a AUDI A3 2.0L TDi 2006 175k
Failed emissions test at 1.8m-1 plate value 1.0m-1.
The
fault was cured by cleaning the intake system using the Forté Power-Clean Diesel Intake Cleaner, adding Forté Diesel Specialist Injector Cleaner
and Forté Diesel Turbo Cleaner into the fuel tank and carrying out an
extended road test.
Emissions rechecked after road test and reduced to 0.2m-1.
Wednesday, 11 December 2019
Problem with a HONDA ACCORD 2.2L i-DTEC 2009
Lack of power due to DPF fault, vehicle unable to carry out
regeneration of DPF due to a leaking pipe.
The fault was cured by replacing the pipe, cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank. The vehicle was given an extended road test and the soot loading was rechecked showing 0% with the vehicle power and performance restored.
Thanks to Martin at Geoff Kilbey Plant & Commercial Ltd in New Milton, Hampshire.Ltd in New Milton, Hampshire.
The fault was cured by replacing the pipe, cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank. The vehicle was given an extended road test and the soot loading was rechecked showing 0% with the vehicle power and performance restored.
Thanks to Martin at Geoff Kilbey Plant & Commercial Ltd in New Milton, Hampshire.Ltd in New Milton, Hampshire.
Friday, 6 December 2019
Problem with a PEUGEOT 206 1.1L 2004
Engine misfire and management light on, fault code stored
for cylinder misfire. Coil pack, spark plugs, injectors and fuel pressure
regulator replaced, fault not cured. Suspect fault due to sticking valves.
The fault
was cured by adding Forté Advanced Formula Gas Treatment and Forté Petrol Specialist Injector Cleaner into the fuel tank and carrying out an extended
road test.
Wednesday, 4 December 2019
Problem with a FORD FIESTA 1.6L TDCi 2010 95k
DPF warning light on and lack of power, suspect DPF heavily
blocked.
The fault was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank.
The fault was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank.
Thanks to Gregg at GMK Garages in Hordle, Hampshire.
Friday, 29 November 2019
Problem with a ROVER 25 2002 1400CC 74K
Failed emission test for MoT on CO% (carbon monoxide) and
lambda.
Vehicle treated with Forté Advanced Formula Gas Treatment and taken for a road test.
CO% reduced from 4.82% at idle and 2.43% at fast idle to 0.16% and 0.13% respectively, lambda 0.94 to 1.01 passing the test.
Vehicle treated with Forté Advanced Formula Gas Treatment and taken for a road test.
CO% reduced from 4.82% at idle and 2.43% at fast idle to 0.16% and 0.13% respectively, lambda 0.94 to 1.01 passing the test.
Wednesday, 27 November 2019
Problem with a CITROËN BERLINGO 1.6L 2013 53k
Lack of power and EML on due to a DPF fault, unable to
carry out regeneration of DPF.
The fault was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank and carrying out an extended road test.
The fault was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator into the fuel tank and carrying out an extended road test.
Thanks to Curt at Curt Willis Garage in Honiton, Devon.
Friday, 22 November 2019
Problem with a VAUXHALL CORSA 1.2L 2006 52k
Intermittent poor running and misfire, fault codes stored
P0300 random/multiple cylinder misfire, P0302, P0303, P0304 cylinders 2, 3, 4 misfires.
New plugs and coil pack fitted fault not cured, suspect fault due to sticking
valves.
The fault was cured by adding Forté Advanced Formula Gas Treatment
and Forté Petrol Specialist Injector Cleaner to the fuel tank.
The owner
reported after 150-200 miles the fault was cured, and vehicle performance
restored.
Wednesday, 20 November 2019
Problem with a BMW 520i 2.0L 2005 145k
Lack of power and EML on due to a DPF fault, DPF heavily
blocked.
The fault was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPF Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner and Regenerator
into the fuel tank.
The fault codes and DPF data were reset and vehicle was
given an extended road test.
Thanks to Simon at DCM Tyre & Autocentres in
Shaftesbury, Dorset.
Friday, 15 November 2019
Problem with a FIAT PUNTO 2001 1.9L JTD 82K
Failed diesel emissions test at 6.4m-1 and black smoking.
No fault codes stored, or faults found.
The fault was cured by adding Forté Advanced Formula Diesel Treatment to the fuel tank and carrying out an extended road
test.
Emissions retest passed at 1.6m-1 and black smoke cured.
Wednesday, 13 November 2019
Problem with a AUDI A4 2.0L TDi 2009 81k
DPF warning light on and lack of power, unable to carry out
regeneration using diagnostics equipment.
The fault was cured by cleaning the
DPF using the Forté Power-Clean DPF Cleaner, Forté Power-Clean DPFFlush and adding Forté Diesel Specialist Injector Cleaner and FortéDPF Cleaner and Regenerator into the fuel tank.
The fault codes and DPF
data were reset and vehicle was given an extended road test.
Thanks to Ian at Rev Tech Automotive in Bournemouth,
Dorset.
Friday, 30 August 2019
Problem with a VOLVO V70 2.0L TD 2008 87k
Poor running and flat spot.
The fault was cured by adding Forté Advanced Formula Diesel Treatment and carrying out an extended road test.
After the road test the engine was running smooth and the performance restored.
The fault was cured by adding Forté Advanced Formula Diesel Treatment and carrying out an extended road test.
After the road test the engine was running smooth and the performance restored.
Friday, 23 August 2019
Problem with a SEAT IBIZA 1.4 TDi 2005 138k
Vehicle service carried out a few days previously. Engine misfire and hesitation, suspect fault due to dirty
injectors.
The fault was cured by adding Forté Diesel Specialist Injector Cleaner into the fuel tank and carrying out a 5 mile road test.
The fault was cured by adding Forté Diesel Specialist Injector Cleaner into the fuel tank and carrying out a 5 mile road test.
Friday, 16 August 2019
Problem with a VOLVO XC90 2.4L D5 2004 120k
Lack of power, running in limp mode and engine cutting out. Fault codes stored relating to fuel pressure.
The fault was cured by adding 2 x Forté Diesel Specialist Injector Cleaner and Forté Diesel Turbo Cleaner into the fuel tank, the car was then taken on an extended road test.
The customer also reported that the fault was cured and the vehicle performance was restored.
The fault was cured by adding 2 x Forté Diesel Specialist Injector Cleaner and Forté Diesel Turbo Cleaner into the fuel tank, the car was then taken on an extended road test.
The customer also reported that the fault was cured and the vehicle performance was restored.
Friday, 9 August 2019
Problem with a SKODA OCTAVIA TDi 2010 160K
Failed diesel emissions test at 3.6m-1.
The fault was cured by adding Forté Advanced Formula Diesel Treatment into the fuel tank and carrying out an extended road test.
Emissions retested and passed at 0.8m-1.
The fault was cured by adding Forté Advanced Formula Diesel Treatment into the fuel tank and carrying out an extended road test.
Emissions retested and passed at 0.8m-1.
Friday, 2 August 2019
Problem with a FORD FIESTA 1.4L TDCi 2012 41k
Engine management light on, fault code stored for turbocharger boost control performance. Suspect fault due to
sticking variable vanes on turbo.
The fault was cured by adding Forté Diesel Specialist Injector Cleaner and Forté Diesel Turbo Cleaner into the fuel tank and the customer advised to use premium fuel and run for a week.
After a week no further faults appeared and customer reported car was running fine.
The fault was cured by adding Forté Diesel Specialist Injector Cleaner and Forté Diesel Turbo Cleaner into the fuel tank and the customer advised to use premium fuel and run for a week.
After a week no further faults appeared and customer reported car was running fine.
Friday, 26 July 2019
Problem with a VAUXHALL COMBI VAN 1.7L CDTi 2003 93K
Failed diesel emissions test at 9.6m-1.
The fault was cured by adding half a bottle of Forté Advanced Formula Diesel Treatment into the fuel filter and the rest into the fuel tank and carrying out a 10 mile road test.
Emissions retested and passed.
The fault was cured by adding half a bottle of Forté Advanced Formula Diesel Treatment into the fuel filter and the rest into the fuel tank and carrying out a 10 mile road test.
Emissions retested and passed.
Wednesday, 24 July 2019
Problem with a FIAT DUCATO 2.2 L HDi 2007 97k
Misfiring under load and loss of power, various fault codes stored for injector faults.
The fault was cured by adding 2 x Forté Diesel Specialist Injector Cleaner into the tank, running the engine on idle for thirty minutes and carrying out an extended road test.
After the road test the misfire was cured and the power was restored. The owner also reported two weeks later that the van had never run so well.
The fault was cured by adding 2 x Forté Diesel Specialist Injector Cleaner into the tank, running the engine on idle for thirty minutes and carrying out an extended road test.
After the road test the misfire was cured and the power was restored. The owner also reported two weeks later that the van had never run so well.
Friday, 5 July 2019
Problem with a FORD S-MAX 2.0L TDCi 2007 125k
Engine slow and hard to start, and sluggish throttle
response when driven.
The fault was cured by cleaning the injectors using the Forté
Power-Clean Diesel Injection Cleaner, adding Forté
Diesel Specialist Injector Cleaner and Forté
Diesel Turbo Cleaner into the fuel tank and carrying out an extended
road test.
Friday, 28 June 2019
Problem with a VAUXHALL ASTRA 1.9L CDTi 2006
Lack of power and EML on due to a DPF fault, soot loading
checked and reading 90% blocked. Suspect fault due to DPF blockage.
The fault
was cured by cleaning the DPF using the Forté
Power-Clean Diesel Particulate Filter Cleaner, Forté
Power-Clean Diesel Particulate Filter Flush and adding Forté
Diesel Specialist Injector Cleaner and Forté
DPF Cleaner and Regenerator into the fuel tank.
The vehicle was given
an extended road test and the soot loading was rechecked showing 18% with the
vehicle power and performance restored.
Friday, 21 June 2019
Problem with a FORD RANGER 2.2L TDCi 2014 36K
Lack of power due to DPF fault, DPF soot loading checked
showing 46%. Suspect fault due to DPF blockage.
The fault was cured by cleaning
the DPF using the Forté
Power-Clean Diesel Particulate Filter Cleaner, Forté
Power-Clean Diesel Particulate Filter Flush and adding Forté
Diesel Specialist Injector Cleaner and Forté
DPF Cleaner and Regenerator into the fuel tank.
After cleaning the
vehicle was given an extended road test, the soot loading was rechecked, showing
the DPF was clear.
Friday, 14 June 2019
Problem with a AUDI A3 2.0L TDi 2006 175k
Failed emissions test at 1.8m-1 plate value 1.0m-1.
The
fault was cured by cleaning the intake system using the Forté
Power-Clean Diesel Intake Cleaner, adding Forté
Diesel Specialist Injector Cleaner and Forté
Diesel Turbo Cleaner into the fuel tank and carrying out an extended
road test.
Emissions rechecked after road test and reduced to 0.2m-1.
Friday, 7 June 2019
Problem with a FORD TRANSIT CONNECT 1.8L TDCi 2004 160k
Excessive loss of power and engine cutting out under load.
The fault was cured by cleaning the injectors using the Forté
Power-Clean Diesel Injection Cleaner, adding Forté
Diesel Specialist Injector Cleaner and Forté
Diesel Turbo Cleaner into the fuel tank and carrying out an extended
road test.
After the road test the engine performance was fully restored.
Friday, 12 April 2019
Problem with a BMW 318i 2011 52k
Failing MOT emissions test on high CO and Lambda readings.
The fault was cured by adding 2 x Forté PetrolSpecialist Injector Cleaner and 2 x Forté Advanced Formula Gas Treatment into the tank and carrying out a 20-mile road test.
The fault was cured by adding 2 x Forté PetrolSpecialist Injector Cleaner and 2 x Forté Advanced Formula Gas Treatment into the tank and carrying out a 20-mile road test.
Friday, 5 April 2019
Problem with a VAUXHALL ASTRA 1.6 L 2008 58k
Engine rattle on start-up from variable valve timing, suspect fault due to contamination build-up in oil
system.
The fault was cured by using Forté Clean & Protect, 45-minute Forté Advanced Formula Motor Flush carried out adding Forté Oil System Protector to the new oil.
The fault was cured by using Forté Clean & Protect, 45-minute Forté Advanced Formula Motor Flush carried out adding Forté Oil System Protector to the new oil.
Friday, 29 March 2019
Problem with a LAND ROVER RANGE ROVER SPORT 3.6 L TDV8 2008 140k
Engine management light on and lack of power, fault code stored P045C EGR valve fault. Suspect fault due to contaminated
& sticking EGR valve.
The fault was cured by adding Forté Advanced Formula Diesel Treatment and Forté DieselTurbo Cleaner into the fuel tank. The customer reported after a week the power was restored but the engine management light was still on.
The vehicle was treated further with Forté Advanced Formula Diesel Treatment and Forté DieselSpecialist Injector Cleaner and the engine management light went off and fault code cleared.
The fault was cured by adding Forté Advanced Formula Diesel Treatment and Forté DieselTurbo Cleaner into the fuel tank. The customer reported after a week the power was restored but the engine management light was still on.
The vehicle was treated further with Forté Advanced Formula Diesel Treatment and Forté DieselSpecialist Injector Cleaner and the engine management light went off and fault code cleared.
Friday, 22 March 2019
Problem with a CITROËN C3 1.6 L HDi 2004 68k
Failing emissions test due to excessive black smoke, vehicle only used for short journeys.
The fault was cured by adding Forté Advanced Formula Diesel Treatment into the tank and carrying out a 20-mile road test. After the road test there was only slight black smoke from the exhaust, emissions retested and passed.
The fault was cured by adding Forté Advanced Formula Diesel Treatment into the tank and carrying out a 20-mile road test. After the road test there was only slight black smoke from the exhaust, emissions retested and passed.
Friday, 15 March 2019
Problem with a BMW X3 2.0d 2007 83k
Lack of power and DPF warning light on, fault caused by restricted exhaust gas flow due to DPF blockage.
After further investigation the oil was also checked which was thick and heavily contaminated.
The fault was cured by replacing the DPF pressure sensor, adding 2 x Forté New Generation Engine Flush carrying out an extended flush and adding 2 x Forté Diesel Specialist Injector Cleaner, 2 x Forté DPF Cleaner and Regenerator into the tank. The vehicle was then taken on an extended road test with the vehicle power and performance restored.
The fault was cured by replacing the DPF pressure sensor, adding 2 x Forté New Generation Engine Flush carrying out an extended flush and adding 2 x Forté Diesel Specialist Injector Cleaner, 2 x Forté DPF Cleaner and Regenerator into the tank. The vehicle was then taken on an extended road test with the vehicle power and performance restored.
Friday, 8 March 2019
Problem with a AUDI TT 3.2 L V6 QUATTRO 2003 83k
Poor running and noisy timing chain, fault codes stored P0011 inlet camshaft timing solenoid 1 timing
over advanced, P0014 exhaust camshaft timing solenoid 1 timing over advanced. Suspect fault due to
oil contamination preventing the correct operation of the variable valve timing. The fault was cured by
using Clean & Protect, carrying out a 1-hour Forté Advanced Formula Motor Flush and adding Forté Oil System Protector to the new oil.
Friday, 1 March 2019
Problem with a VAUXHALL VECTRA
Lack of power and engine management light on. Suspect fault due to variable valve timing sticking.
The fault was cured by removing and cleaning the VVT solenoids, and carrying out a 45-minute Forté New Generation Engine Flush adding Forté Top End Treatment to the new oil and Forté Advanced Formula Gas Treatment to the fuel tank.
The fault was cured by removing and cleaning the VVT solenoids, and carrying out a 45-minute Forté New Generation Engine Flush adding Forté Top End Treatment to the new oil and Forté Advanced Formula Gas Treatment to the fuel tank.
Problem with a PORSCHE BOXSTER S 3.2L 2000 60k
Hunting on idle and engine management fault code stored P1341 camshaft adjustment bank 1 VVT. Suspect fault due to sticking variable valve timing.
The fault was cured by carrying out a one hour Forté New Generation Engine Flush and adding Forté Top End Treatment to the new oil.
Friday, 15 February 2019
Problem with a NISSAN QASHQAI +2 2011 1.5 DCi 41k
DPF fault and vehicle unable to run due to excessively blocked DPF, fault caused by an air intake system leak preventing regeneration.
The fault was cured by repairing the air leak and removing the DPF to manually clean using Forté DPF Off-Car Cleaner as per instructions, carrying out an extended Forté New Generation Engine Flush, adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner & Regenerator into the fuel tank. The vehicle was then taken on an extended road test.
The fault was cured by repairing the air leak and removing the DPF to manually clean using Forté DPF Off-Car Cleaner as per instructions, carrying out an extended Forté New Generation Engine Flush, adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner & Regenerator into the fuel tank. The vehicle was then taken on an extended road test.
Friday, 8 February 2019
Problem with a VAUXHALL ASTRA 1.4 16v Twinport 2006 89k
Excessive noise from hydraulic valve lifters and timing chain noisy. Suspect fault due to heavily contaminated oil from lack of servicing.
The fault was cured by adding Forté New Generation Engine Flush and flushing the engine for 2 ½ hours and adding Forté Top End Treatment and Forté Oil System Protector to the new oil. The vehicle was taken on an extended road test, the engine noise had gone and the customer was very impressed with the results.
The fault was cured by adding Forté New Generation Engine Flush and flushing the engine for 2 ½ hours and adding Forté Top End Treatment and Forté Oil System Protector to the new oil. The vehicle was taken on an extended road test, the engine noise had gone and the customer was very impressed with the results.
Friday, 1 February 2019
Problem with a BMW 530D 3.0L 2006 148K
BMW 530D 3.0L 2006 148K
Lack of power due to engine running in limp mode, engine management and DPF warning light on. Fault code stored for DPF blockage, unable to carry out regeneration of DPF due to soot loading.
The fault was cured by removing the DPF to manually clean using Forté DPF Off-Car Cleaner as per instructions, carrying out an extended Forté New Generation Engine Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner & Regenerator into the fuel tank. The vehicle was then taken on an extended road test.
Lack of power due to engine running in limp mode, engine management and DPF warning light on. Fault code stored for DPF blockage, unable to carry out regeneration of DPF due to soot loading.
The fault was cured by removing the DPF to manually clean using Forté DPF Off-Car Cleaner as per instructions, carrying out an extended Forté New Generation Engine Flush and adding Forté Diesel Specialist Injector Cleaner and Forté DPF Cleaner & Regenerator into the fuel tank. The vehicle was then taken on an extended road test.
Friday, 25 January 2019
Problem with a VAUXHALL ZAFIRA 1.9L CDTi 2007
Poor
throttle response and performance. Suspect fault due to contamination build-up
in the intake system.
The fault was cured by cleaning the intake system using
the Forté Power-Clean Diesel Intake Cleaner and carrying out an extended road test.
After the road test, the throttle response and performance were restored.
Thanks
to Ian at Cotton Motor Services in Stoke on Trent, Staffordshire.
Friday, 18 January 2019
Problem with a SKODA ROOMSTER 1.6L TDi 2014 32k
Lack
of power and DPF warning light on, DPF blocked due to short journeys.
The fault
was cured by cleaning the DPF using the Forté Power-Clean DPF Cleaner and Forté DPF Flush,
carrying out an extended road test and resetting the DPF fault codes.
Friday, 11 January 2019
Problem with a SAAB 9-3 1.9L TiD 2005 120k
Poor
running, hunting on idle and cutting out, suspect fault due to contaminated
injectors.
The fault was cured by cleaning the injectors for 20 minutes using
the Forté Power-Clean Diesel Injection Cleaner. After only 10 minutes cleaning the
engine was idling perfectly.
Friday, 4 January 2019
Problem with a MERCEDES E320 3.0L CDi 2006
Engine
management light on and lack of power, fault code stored for turbo boost
condition.
The fault was cured by cleaning the turbo using the Forté Power-CleanDiesel Turbo Cleaner and carrying out an extended road test. The owner also
reported a few weeks later that the turbo was working fine, and the fault had
not returned.
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