Mastaz

Mastaz Performance Land Rover ECU's

TD5 ECU with no fuel pump drive, this is one of 2 quad driver chips, the one in the photo drives the fuel pump relay, an...
28/01/2026

TD5 ECU with no fuel pump drive, this is one of 2 quad driver chips, the one in the photo drives the fuel pump relay, and also the ABS pump, auxiliary fan and RPM out signal. The other identical chip next to it drives the glow plug relay, glow plug light, A.C. relay and MiL light. These chips take their inputs logic from the ECU processor then output a high power lowside drain that is also monitored and can send fault codes back to the ECU pro via a data bus. These chips in the photo are from a NNN500020 but in the NNN000120 they use different quad driver chips and that’s the main difference between the 2 ECU’s, that’s why if you flash a firmware from the wrong ECU type you get fault codes related to the outputs I mentioned. These chips are obsolete so I had to use one from a donor ECU, but I do have some on order. I replace these by using hot air.

Annual delivery from Mouser Electronics to keep all your ECU’s fixed and modified
05/01/2026

Annual delivery from Mouser Electronics to keep all your ECU’s fixed and modified

Worlds Fastest TD5 Defender Project - Part 8
03/10/2025

Worlds Fastest TD5 Defender Project - Part 8

Cylinder head porting and DIY grid my own high lift camshaft.

01/10/2025

TD5 injector oversized piston (plunger) and housing bore NEEDED. This is to all you awesome Diesel injector pump people and companies out there, can you help me in oversizing from 7mm to 8mm diameter as per in my little video 🙏 it would be a nice big help in progression in a massive fuel delivery upgrade for the TD5 community. Then the rest is just more boost. 😁👍

Spot the imposter 😜
05/09/2025

Spot the imposter 😜

Was good to see my friends from Malaysia here in the U.K. 😁👍
06/03/2025

Was good to see my friends from Malaysia here in the U.K. 😁👍

Fixing Land Rover TD5 ECU with a Thermal Camera (5v short)
01/02/2025

Fixing Land Rover TD5 ECU with a Thermal Camera (5v short)

This is one of many TD5 ECU failure's that can occur, 5v internal short and can take a long time to find the short by lifting components, so here's a way to ...

MSB101041 Factory Flashable Test ECU from 1998 many years before the NNN was even thought of. Yes the MSB could be flash...
21/01/2025

MSB101041 Factory Flashable Test ECU from 1998 many years before the NNN was even thought of. Yes the MSB could be flashed via OBD in 1998, I bought this 16 years ago for £20 Newbury auto jumble

Orange Ting finally let me down - is the engine knackered ???
20/11/2024

Orange Ting finally let me down - is the engine knackered ???

Well after 13 years of abuse she's finally let me down, is the engine knackered or is it an easy fix.

Made a contraption from bits of junk 🤣
13/10/2024

Made a contraption from bits of junk 🤣

TD5 Land Rover Injectors FACEOFF 10p vs 15p Nozzles
15/09/2024

TD5 Land Rover Injectors FACEOFF 10p vs 15p Nozzles

Following on from my previous 2 Videos on TD5 injectors I take a 3rd type injector apart for comparison, Then I compare the rocker shaft and camshaft from bo...

10p & 15p TD5 Land Rover Injectors same apart from nozzles ?
10/09/2024

10p & 15p TD5 Land Rover Injectors same apart from nozzles ?

Following on from my previous TD5 injector disassembly video I thought I would take apart both a 10p and 15p injector and measure all the components to compa...

Address

Threaphurst Lane, Hazel Grove
Stockport
SK76NN

Opening Hours

Monday 10:30am - 7pm
Tuesday 10:30am - 7pm
Wednesday 10:30am - 7pm
Thursday 10:30am - 7pm
Friday 10:30am - 7pm
Saturday 10:30am - 7pm

Telephone

+447952370930

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