4 Inertia switch. In the event of a collision, the inertia switch is triggered, cutting off the fuel flow to the engine in the process. Annoyingly, the switch in the Mk2 Focus can be activated on rough ground. If this happens, itā€™s behind the driverā€™s side footwell. Just press it, and all should be well. In 2003 there were 4 engine options depending on the model of MK1 focus, they are as follows from worst engine to best (reliability wise); 1.) 2.0L SOHC SPI - This stands for split port induction, these engines have issues with dropping valve guides around the 80K mark. 2.) 2.0L DOHC Zetec - This engine is reliable, I have 204k on mine with Hi My Focus Mk1 1.6 edge is a heavy user of coolant but I cant see any leaks. Is it common? or what could be the issue? Secondly the clutch is high sometimes gear change can be a bit jumpy and the rev counter doesn't seem to be showing a true reflection of what the actual revs are. I got a 2001 Mk1 Focus and experiencing the same problems. When it first appeared 2 months ago I had the speed sensor replaced and it solved the problem but it is back again and the guys in my garage can't find the problem, checked the speed sensor again, managed to get a new instrument cluster as well, checked the cables etc. but the problem 63. Ford Model: Focus MK1.5. Posted September 15, 2010. On 9/14/2010 at 9:04 AM, zev said: That looks exactly the same as mine, the fuel gauge is registering the fuel in and out ok just not sure about the temp gauge although the fan did come on last week even though the needle didnt move over half way. Here are the most common symptoms of bad coil packs: 1. Service Engine Soon Light. The check engine light is one of the most common symptoms of bad Coil Packs. More often than not, your engines computer will be able to detect bad Coil Packs in your Focus. There are several misfire related trouble codes. P0300 ā€“ this trouble code indicates lXwZo. Lets talk about MK1 Focus ST170, the dad of Focus STĀ“s and how it all started from a slightly hot hot hatch and went up from there. The ST170 (codename Piranha), which was launched in 2002, was the first Focus sport model to be developed for international markets by a joint SVE/SVT global team. Adapted from the Facelift Mk 1 Focus, the ST170 Ford Focus MK1 hidden menu (test mode) gives you access to sensors readouts, tests and DTCs (diagnostic trouble codes). You can easily access data from senso Posted November 10, 2021. Hello, I have a focus mk4 from 2018 with an 8 speed automatic gearbox (8F35), when I was driving at low speed there was a strong slip at the clutch going from 2nd to 3rd and from 3rd to 4th, it was very uncomfortable, sometimes the car would jump 1m at this time. Shifting into other gears was also quite difficult and I have a 1999 Ford Focus 1.8 Zetec that whilst driving along the speedo drops to Zero and the mileometer disapears. I lose a bit of power and then when slowing the engine will stall. After a short while it will return to normal. Very frustrating! Looking around the internet there is quite a lot of reports of this happening with this model of focus. A damaged steering pump is a common cause for power steering fluid leaks. Your Focusā€™s power steering pump pushes the hydraulic fluid through power steering hoses and through the steering rack or gearbox. It is turned by the serpentine belt attached to the engine. The pump can wear down over time. When it does, it can begin to leak power In 2003 there were 4 engine options depending on the model of MK1 focus, they are as follows from worst engine to best (reliability wise); 1.) 2.0L SOHC SPI - This stands for split port induction, these engines have issues with dropping valve guides around the 80K mark. 2.) 2.0L DOHC Zetec - This engine is reliable, I have 204k on mine with

ford focus mk1 common problems