A.M.A Motors

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20/09/2026

AUDI SQ7 TDI MHEV QUATTRO AUTO 20PLATE 4.0 TDI

Water pump, thermostat and both drive belts and replaced and coolant using genuine Audi parts.

Precision workmanship, quality parts and attention to detail — another job completed to the highest standard. 🔧

16/08/2026

BMW X1 2.0D 16 PLATE REPLACED TURBO

Common causes:

* Oil starvation — blocked/restricted turbo oil feed pipe, low engine oil pressure, or poor servicing.
* Carbon/soot contamination — especially if the car has had DPF/EGR issues or lots of short journeys.
* Blocked DPF — excessive exhaust back-pressure can put the turbo under a lot of stress.
* Turbo actuator/VNT mechanism sticking — can cause overboost/underboost and eventually damage the turbo.
* Foreign object damage — something entering through the air intake can damage the compressor wheel.
* Oil contamination — dirty oil or incorrect oil can damage the turbo bearings.
* Excessive crankcase pressure — a blocked/faulty breather system can cause oil leakage through the turbo.
* Boost/intake leak — usually doesn’t directly destroy the turbo, but can make the turbo work excessively hard.
* Overspeed/overboost — often associated with a faulty actuator or control problem.

Before fitting another turbo 🔧

I’d check:

1. Turbo oil feed and return pipes.
2. Engine oil pressure.
3. Oil filter and service history.
4. Crankcase breather system.
5. DPF differential pressure/back pressure.
6. EGR system and intake for heavy carbon.
7. Turbo actuator operation.
8. Intercooler and boost pipes for oil/debris.
9. Air filter and intake pipe for foreign-object damage.
10. Scan for boost, DPF, EGR and turbo actuator fault codes.

💨 Your Exhaust Smoke Is Trying to Tell You Something…That smoke coming from your tailpipe isn’t just exhaust—it’s one of...
18/06/2026

💨 Your Exhaust Smoke Is Trying to Tell You Something…

That smoke coming from your tailpipe isn’t just exhaust—it’s one of the earliest warning signs your engine can give before a costly breakdown. Knowing what each color means can help you spot problems early and avoid major repairs. 🛠️⚠️

⚪ White Smoke
Usually indicates coolant is entering the combustion chamber. Common causes include:
🔹 Blown head gasket
🔹 Cracked cylinder head
🔹 Internal cooling system leaks

Persistent white smoke should never be ignored, as it can quickly lead to overheating and severe engine damage.

🔵 Blue Smoke
Blue smoke means your engine is burning oil. Possible causes:
🔹 Worn piston rings
🔹 Damaged valve stem seals
🔹 Turbocharger oil leaks

This is often a sign of internal engine wear and can lead to excessive oil consumption.

⚫ Black Smoke
Black smoke indicates the engine is receiving too much fuel and not enough air. Common culprits include:
🔹 Faulty fuel injectors
🔹 Clogged air filter
🔹 Defective MAF sensor
🔹 Faulty oxygen sensor

This condition reduces fuel economy and creates harmful carbon deposits.

🌫️ Gray Smoke
Gray smoke may point to:
🔹 PCV system malfunctions
🔹 Transmission fluid leaks
🔹 Turbocharger problems

Although less common, gray smoke can signal serious mechanical issues that require attention.

💡 Pro Tip:
A small amount of white v***r during a cold start can simply be condensation. However, smoke that continues while driving, idling, or accelerating is usually a sign that something needs inspection.

Your exhaust doesn't just release gases—it provides valuable clues about your engine’s condition. Pay attention to the color, and you may catch a problem before it turns into an expensive repair bill. 🚘🔥

19/04/2026

69 PLATE MERCEDES BENZ AMG A35 4 MATIC PREMIUM

A valve guide doesn’t just “randomly fail”—there’s always a reason it’s been stressed or worn out. On your 2019 Mercedes-AMG A35, these are the actual root causes, not guesses:

⸻

🔥 The most likely cause (in real life):

Excess heat + lubrication stress

Turbo AMG engines run very hot. If the valve isn’t getting perfect lubrication or is exposed to extra heat, the guide wears out and goes loose.

That usually comes from one (or a mix) of these:

⸻

1. 🛢️ Oil-related issues (VERY common)

* Wrong oil spec (these engines need specific AMG-approved oil)
* Long gaps between oil changes
* Oil level running low

👉 This causes metal-on-metal wear between the valve stem and guide.

⸻

2. 🔥 Heat / driving style

* Hard driving before engine is warm
* Frequent aggressive driving (boost + high RPM)
* Cooling system not 100%

👉 Heat expands the valve and guide → increases friction → accelerates wear.

⸻

3. 💨 Carbon buildup (direct injection problem)

* Intake valves get coated in carbon over time
* Valve doesn’t move smoothly or seat properly
* Side pressure increases on the guide

👉 This slowly oval-shapes the guide until it fails.

⸻

4. ⛽ Injector or combustion issue

* Bad injector or uneven fueling
* Cylinder running hotter than others
* Small misfires over time

👉 That vibration + heat damages the guide gradually.

⸻

5. ⚙️ Factory defect (important)

If your mileage is low:

* The guide could’ve been slightly out of spec from factory
* Or the valve stem tolerance wasn’t perfect

👉 In that case, it wears out earlier than it should.

⸻

🚨 What it is NOT (usually)

* Not just “bad luck”
* Not a quick failure overnight
👉 It’s something that’s been happening over time

⸻

💡 Straight answer

90% of the time it’s:
👉 Heat + oil quality/intervals
👉 Or carbon buildup causing extra valve stress

22/02/2026

2004 Bentley Continental GT maintenance done right.
Spark plugs replaced to keep this machine performing at its best👌

25/01/2026

64 PLATE FORD FIESTA 1.0 3 CYLINDER PETROL ECOBOOST ENGINE REPLACING WET TIMING BELT KIT & OIL PUMP BELT

so many people asking why the oil pump pick up pipe gets blocked

Good question — this is a very common EcoBoost wet-belt problem.

Why the oil pump pick-up pipe gets blocked on Ford EcoBoost (wet belt)

Short answer: the timing belt breaks down and sheds material into the oil, and that junk ends up in the pick-up strainer.

Here’s the full picture 👇

⸻

1️⃣ Wet belt runs inside engine oil

On 1.0 / 1.5 / 2.0 EcoBoost engines, the timing belt runs in oil, not dry like older engines.

Over time the belt:
• Degrades chemically from hot oil
• Swells and softens
• Starts shedding rubber fibres

Those fibres circulate with the oil.

⸻

2️⃣ Belt material turns into sludge

The belt debris mixes with:
• Old oil
• Fuel dilution (very common on EcoBoost)
• Carbon deposits

This creates a thick black sludge that settles in the sump.

⸻

3️⃣ Pick-up strainer is very fine

The oil pump pick-up pipe has a fine mesh strainer to protect the pump.

Problem is:
• Rubber fibres + sludge stick to the mesh
• Flow gets restricted, not always fully blocked at first
• Oil pressure drops silently

⚠️ Often no oil warning light until it’s too late.

⸻

4️⃣ Low oil pressure = engine damage

Once the pick-up is restricted:
• Turbo starves of oil
• Camshafts & bearings run dry
• Engine starts knocking or seizes

Many EcoBoost engines die before the belt actually snaps.

⸻

5️⃣ Oil service intervals make it worse

Long service intervals (10–12k miles):
• Accelerate belt breakdown
• Increase contamination
• Make pick-up blockage more likely

Ford later reduced recommended intervals, but many engines were already affected.

⸻

Typical warning signs 🚨
• Rattling / knocking on cold start
• Turbo failure
• Oil pressure fault (late stage)
• Wet belt visibly fraying when checked
• Black sludge in sump

⸻

Proper fix (not shortcuts)

✔ Wet timing belt replacement
✔ Oil pump belt replacement
✔ Remove sump & clean pick-up pipe
✔ Flush oil galleries
✔ Fresh oil + filter
✔ Shorter oil intervals (5–6k miles)

⚠️ Just changing the belt without cleaning the pick-up is asking for failure.

⸻

In short

The pick-up blocks because the wet belt self-destructs in oil.
That debris starves the engine of oil and kills it.

If you want, tell me which EcoBoost engine & year, and I’ll tell you:
• When the belt should really be done

20/09/2025

67 PLATE LAND ROVER DISCOVERY 2.0D
REPLACING TIMING CHAIN KIT USED ALL RANGEROVER PARTS

The timing chain failure on a 2017 Range Rover 2.0D (Ingenium engine) is unfortunately a well-known issue. Here’s why it commonly happens:

1. Design & Material Weakness
• The Ingenium 2.0 diesel engines (used in Range Rover, Discovery Sport, Evoque, Jaguar XE/XF) have a relatively narrow, lightweight chain.
• Over time, it can stretch or wear prematurely — especially if the engine isn’t perfectly lubricated.

2. Oil-Related Issues
• Sludge or dirty oil accelerates chain wear, because the tensioners and guides rely on proper oil pressure to function.
• Missed or extended oil change intervals make this worse.

3. Weak Chain Tensioner
• The hydraulic chain tensioner can lose pressure or stick, causing slack in the chain, which increases wear and eventually leads to rattle or failure.

4. High Load & Heat
• The 2.0 Ingenium is under quite a bit of stress in a heavy vehicle like a Range Rover.
• Frequent towing, city driving, or lots of stop-start cycles put more strain on the chain.

5. Location of the Chain
• The timing chain is mounted at the back of the engine, making it harder to inspect and service. This means issues aren’t caught early until noise (rattle) becomes obvious.

Symptoms Before Failure
• Cold-start rattle (brief chain noise at startup)
• Check Engine Light (timing correlation fault codes)
• Loss of performance or rough running if it jumps a tooth

Prevention Tips
• Stick to very regular oil changes (every 6–8k miles, not just when the car tells you).
• Use the correct oil grade and a quality filter.
• Address any timing chain noise immediately — waiting too long can cause catastrophic engine damage.

20/07/2025

2020 PLATE 2.0 TDCI ECOBLUE FORD TRANSIT CUSTOM 280 LIMITD

The turbo on a Ford Transit Custom 2020 2.0-litre EcoBlue diesel can fail for several common reasons. Turbochargers are sensitive components that rely on good oil supply, clean air, and correct driving habits. Here’s a breakdown of why they typically go bad on these vans:

⸻

🔧 Common Causes of Turbo Failure on the 2.0L EcoBlue Diesel:

⸻

1. Oil Starvation or Contamination
• Most common cause of turbo failure.
• Turbochargers rely on clean, high-pressure oil for lubrication and cooling.
• Causes:
• Infrequent oil changes or wrong oil type (this engine requires low-ash, fully synthetic oil, e.g., Ford WSS-M2C913-D or equivalent).
• Blocked or clogged oil feed pipe or turbo oil strainer.
• Sludge buildup from short trips or poor-quality fuel.

⸻

2. Carbon or Soot Build-Up (Especially with EGR & DPF Issues)
• The EcoBlue uses an EGR system and DPF which can clog with carbon, affecting performance and heat management.
• Can cause the turbo’s variable vanes (in VNT turbos) to stick or become inefficient.
• Also leads to higher exhaust gas temperatures, damaging the turbo.

⸻

3. Overboosting or Underboosting (Sensor or Actuator Faults)
• Faulty boost control solenoids, MAP sensors, or actuators can cause the turbo to operate incorrectly.
• If the van consistently overboosts, it can overheat or overspin the turbo, damaging seals or bearings.

⸻

4. Air Leaks or Blocked Intake
• Split boost hoses, dirty intercoolers, or clogged air filters make the turbo work harder.
• That increases wear and stress on the turbine and compressor sides.

⸻

5. Driver Habits
• Hard driving without cooldown can cause heat soak – cooking the oil in the turbo.
• Repeated short trips don’t allow the turbo and DPF to operate efficiently, leading to carbon build-up and oil dilution.

⸻

6. Manufacturing/Design Flaws
• Some early EcoBlue engines had weak turbo bearings or bad oil return designs, though Ford has addressed most through software updates or recalls.

⸻

🔍 Signs Your Turbo Might Be Failing:
• Whining or siren-like noise.
• Blue smoke from exhaust (burning oil).
• Loss of power or boost.
• Excessive black smoke.
• Engine management light (often with P0299 – underboost).

⸻

🛠️ Prevention Tips:
• Regular oil changes with correct spec (every 10k miles or less).
• Let the engine idle for 30 seconds before switching off after hard driving.
• Avoid lugging the engine at low RPM in high gears.
• Use high-quality fuel (especially important for DPF and EGR health).
• Periodically check and clean intake, EGR, and DPF if doing mostly short journeys.

⸻

If you’re dealing with repeated turbo failures on the same engine, it’s crucial to check the entire system, not just replace the turbo. Especially check the oil feed/return lines, air leaks, EGR system, and DPF status.

27/05/2025

VAUXHALL CROSSLAND 18 PLATE 1.2 PETROL

customer came in said my car sometimes start some time it doesn’t, but when it starts the engine shaking…very lucky customer wet belt shafted it off,

make sure you replace your wet belt on time every 60,000

29/04/2025

FORD TRANSIT 2.2D REPLACING WET TIMING BELT

The Ford Transit 2.2D "wet belt" timing belt replacement is typically recommended after 60,000-80,000 miles, or roughly every 6-8 years. Some sources suggest longer intervals of up to 150,000 miles or 10 years, but caution must be exercised due to potential premature belt degradation.
Elaboration:
Wet Belt:
This refers to the timing belt that runs inside the engine's oil, providing lubrication and heat dissipation.
Ford's Recommendation:
Ford recommends replacing the wet belt, along with the tensioner and idlers, within 6 years or 160,000km (100,000 miles), whichever comes first.
Importance of Timely Replacement:
A failing wet belt can cause engine misfires, rough idling, and even complete engine failure.
Considerations for Low Mileage:
While mileage is a primary factor, age also plays a role in belt degradation. Low-mileage vehicles may still need replacement if they are older than the recommended timeframe.
Potential Issues with Wet Belts:
Some mechanics have reported experiencing issues with wet belts, including snapping earlier than recommended intervals and oil pick-up blockage due to belt shreddies.
Alternatives:
Some Ford engines are equipped with timing chains instead of wet belts.

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Bolton
BL35BQ

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