Is there an injector pulse when a fault occurs?

Is there an injector pulse when a fault occurs?

– There is no injector pulse when fault is occurring, the most important info here is wiggling the wiring harness WILL get the car to start when the car is NOT hot, however when the engine has warmed to normal operating temp wiggling wires will not have any affect which I’m guessing is due to thermal expansion.

What kind of engine does Ford Focus 2.0 have?

I am new to Fords having just bought a 2nd hand Mk2 2005 Focus, 2.0 petrol auto hatchback with the Duratec engine from a Private seller. I test drove the car with no problems, but soon after getting it home, the orange EML (Engine Management Light) came on indicating a fault with the engine.

What causes a Ford Focus 1.8 ECU to fail?

This Delphi engine ECU will prevent the Mondeo (Mk IV) and Kuga (Mk II) diesel engines from cranking and starting… This ECU is a common failure especially for the Ford Focus 1.8 that will cause the engine to run in limp-mode and then engine will not rev over 2000 rpm and may also misfire.

Why is my 1.4 TDCi engine not firing?

The 1.4 TDCi engine also known as 1.4 HDi. The engine turns fine with no weird noises when cranking and no smoke is coming out. and after someone suggested that the fault could be the lack of fuel pressure in the rail so the ECU won’t fire the injectors (which turned out to be right).

What are the problems with the Duratec 2.0 engine?

The only common flaw of the 2.0 Duratec engine – coil failure. symptoms : motor malfunctioning, twitching, starting problems, error messages. This device uses a single coil, which supports the operation of all four cylinders. symptoms – the engine does not start, the engine shuts off while driving.

How does the engine control unit control the injector pulse?

Question: What controls the fuel injector pulse? Ans: The engine control unit is the electronic brain that used to control the fuel injector pulse by gathering data from various sensors along the fuel line

What causes no power to fuel injector pulse?

Ans: The engine control unit is the electronic brain that used to control the fuel injector pulse by gathering data from various sensors along the fuel line Question: What causes no power to fuel injectors?

How do you test a fuel injector ( ANS )?

Ans: By using a simple diagnostic tool called NOID light, this tool detects a digital signal coming from the ECU and flashes an LED light, so if there is no LED flashing during cranking, this means that there are no pulses coming out of the ECU. Question: How do you test a fuel injector?