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Search: Posts Made By: vjsimone
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Replies: 83
Views: 3,560
Posted By vjsimone

Great to hear. 30+ year old trucks usually have...

Great to hear. 30+ year old trucks usually have multiple issues when they are first acquired.
Replies: 83
Views: 3,560
Posted By vjsimone

define/update current symptoms ?

define/update current symptoms ?
Replies: 83
Views: 3,560
Posted By vjsimone

Short of a wiring problem, (EDIT; or stuck FP...

Short of a wiring problem, (EDIT; or stuck FP Relay, Thanks Dave) see post # 57
Replies: 83
Views: 3,560
Posted By vjsimone

Yes, the Hall-Effect device reacts to the turning...

Yes, the Hall-Effect device reacts to the turning of the vane in the Distributor, that signal is applied to the TFI module mounted to the Distributor and the TFI module sends the signal to the...
Replies: 83
Views: 3,560
Posted By vjsimone

Yeah, a continuous running fuel pump when the...

Yeah, a continuous running fuel pump when the engine is not running is a sign of a faulty ECA/computer.

If the 87 ECA was out of a 5.0L it should have worked, if not faulty itself.
Replies: 83
Views: 3,560
Posted By vjsimone

What model vehicle did it come from ?

What model vehicle did it come from ?
Replies: 83
Views: 3,560
Posted By vjsimone

What did the 87 computer come from? What engine?

What did the 87 computer come from? What engine?
Replies: 83
Views: 3,560
Posted By vjsimone

Engines are easier to diagnose over the internet...

Engines are easier to diagnose over the internet when all the codes are listed, and in order of test.
KOEO - (O) Self-Test Codes = ?
KOEO - (C)(CM) Continuous Memory Codes = ?
KOER - (R) Self-Test...
Replies: 83
Views: 3,560
Posted By vjsimone

Did you measure for the 5v ?

Did you measure for the 5v ?
Replies: 83
Views: 3,560
Posted By vjsimone

I took a look at this and believe your Merc is...

I took a look at this and believe your Merc is SFI, so this will not work for a test.
Like the merc, a few cars went straight from CFI to SFI and never saw MFI like your truck......
Replies: 83
Views: 3,560
Posted By vjsimone

Fuel Injection Technical Library Throttle...

Fuel Injection Technical Library Throttle Position Sensor (TPS) (http://www.fuelinjectedford.com/page30.html)

http://www.troublecodes.net/ford/eectest/
...
Replies: 83
Views: 3,560
Posted By vjsimone

The sensors, TPS, ACT,ECT, MAP, EVP, Knock...

The sensors, TPS, ACT,ECT, MAP, EVP, Knock Sensors use a 5vdc Reference.
Injectors, solenoids, relays, TFI module use 12 volt Ref.
Replies: 83
Views: 3,560
Posted By vjsimone

Yeah, sound like the computer is not switching...

Yeah, sound like the computer is not switching them on.

Check your Self-Test connector, Gray single connector, C171, White/Red wire for 5v dc when you get the chance.
Replies: 83
Views: 3,560
Posted By vjsimone

Without measuring the voltage at the connector,...

Without measuring the voltage at the connector, its a quick test in the case the TPS is shagged up and sending a high voltage to the ECA/Computer telling it to turn off the injectors. Putting the...
Replies: 83
Views: 3,560
Posted By vjsimone

Unplug your TPS connector and try to start. ...

Unplug your TPS connector and try to start.
(Throttle Position Sensor)
Showing results 1 to 15 of 25
 


 
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