EEC IV vehicles have two connectors for self testing the system. They are located on the firewall or the left or right front fender. The large connector contains the self test output (STO) and ground (SIG RTN).

2020年9月1日 · An essential part of the EEC-IV system is the fuel system. Often, the fuel system is blamed for faults which actually occur elsewhere; however, a simple test can test many components. A high pressure fuel tester must be connected to the fuel relief valve on the fuel rail (usually a Schrader valve).

2007年11月6日 · The most usefull of the EEC-IV specific tools is the Monitor. It hooks up in series with the computer and the wiring harness. It has a built-in digital display (for volts, ohms, mSEC, hz, DEG...which ever you choose) that you can set where ever you want within a 5 feet range (roughly) which comes in handy for test drives.

2015年10月2日 · The 1986-1993 Ford Mustang’s EEC-IV has the capability to manually test for codes. Not just that, but you can also check the Continuous Memory codes that are stored in the system.

The EEC-IV equipped engines use an older diagnostic system to monitor and report engine related malfunctions. This system is known as On Board Diagnostics (OBD-I). The Diagnostic Trouble Codes (DTC’s) are two or three digit numbers and can be read through the use of a scan tool, an analog voltmeter, or with the Malfunction Indicator Light ...

The EEC-IV equipped engines use an older diagnostic system to monitor and report engine related malfunctions. This system is known as On Board Diagnostics (OBD-I). The Diagnostic Trouble Codes (DTC's) are two or three digit numbers and can be read through the use of a scan tool, an analog voltmeter, or with the Malfunction Indicator Light (MIL ...

Ford calls this electronic ignition the Thick Film Integrated-IV (TFI-IV) ignition system. The TFI module is also known as the Ignition Control Module (ICM) which reports engine position and rpm to the PCM.

2016年6月29日 · Step 1: How to set-up the test. Locate the Diagnostic link Connector (DLC) and the Self-Test Input connector (STI) on your truck. 1987-1991 (maybe older) is located on the driver’s side of the engine bay behind the air cleaner. 1992-1995 is located on the driver’s side front fender apron near the hood hinge.

Safely and easily access on-board computer to read engine codes and perform self-test functions on most Ford, Lincoln, Mercury vehicles (domestic cars & trucks) from 1982 to 1995. Eliminates the need to count flashes by showing numeric trouble codes on-screen. Safely access the on-board computer.

Safely and easily access on-board computer to read engine codes and perform self-test functions on most Ford, Lincoln, Mercury vehicles (domestic cars & trucks) from 1982 to 1995. East-to-View Digital Display: Eliminates the need to count flashes by showing numeric trouble codes on-screen.