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Waveform (fuel Injector) - 4.6l Sfi VIN [w] Ford Crown Victoria I

Testing & Diagnostics 3 illustrations ~273 words

INTRODUCTION

Note. For a tutorial on how to interprete injector waveforms, see WAVEFORMS - INJECTOR PATTERN TUTORIAL found in the GENERAL/GENERAL INFORMATION area.

Note. To see a list of the other year/make/models these waveform(s) apply to, go to the top of the article.

Quick Hyperlinks

  1. (Scheme 142)for the waveform.
  2. See the «WAVEFORM DATA TABLE #1»(/ford/crown-victoria/i-1992-1997/remont/testing-diagnostics/#waveform-fuel-injector-46l-sfi-vin-w) for supporting data.

The Waveform Data Table is listed first. This table contains supporting information about the waveform illustration and should be used in conjunction with it.

The waveform illustration follows after the table.

Note. A description of the vehicle the waveform came from is not available.

ApplicationSpecification
Pattern TypeVoltage
Voltage Base10 Volts
Time Base1 Millisecond
Oscilloscope UsedUnknown
Pattern RepresentsSingle Injector
Injector Driver TypeVoltage Controlled
Side of Circuit That Driver SwitchesGround
Injector On-Time Shown3.26 mS
ConditionsHot Idle, Closed Loop, No Load
Cursors On-ScreenYes
Cursors Are MeasuringMeasuring On-Time
StatusKnown Good Pattern

WAVEFORM DATA

Injector Waveform (Voltage) - Cursors Used - Known Good. Scheme 142

Scheme 142: Injector Waveform (Voltage) - Cursors Used - Known Good
Scheme 142: Injector Waveform (Voltage) - Cursors Used - Known Good
  1. (Scheme 143)for the waveform.
  2. See the «WAVEFORM DATA TABLE #2»(/ford/crown-victoria/i-1992-1997/remont/testing-diagnostics/#waveform-fuel-injector-46l-sfi-vin-w) for supporting data.

The Waveform Data Table is listed first. This table contains supporting information about the waveform illustration and should be used in conjunction with it.

The waveform illustration follows after the table.

Note. A description of the vehicle the waveform came from is not available.

ApplicationSpecification
Pattern TypeVoltage
Voltage Base10 Volts
Time Base1 Millisecond
Oscilloscope UsedUnknown
Pattern RepresentsSingle Injector
Injector Driver TypeVoltage Controlled
Side of Circuit That Driver SwitchesGround
Injector On-Time Shown3.26 mS
ConditionsUnknown
Cursors On-ScreenYes
Cursors Are MeasuringInjector Spike Amplitude
StatusKnown Good Pattern

WAVEFORM DATA

Injector Waveform (Voltage) - Cursors Used - Known Good. Scheme 143

Scheme 143: Injector Waveform (Voltage) - Cursors Used - Known Good
Scheme 143: Injector Waveform (Voltage) - Cursors Used - Known Good
  1. (Scheme 144)for the waveform.
  2. See the «WAVEFORM DATA TABLE #3»(/ford/crown-victoria/i-1992-1997/remont/testing-diagnostics/#waveform-fuel-injector-46l-sfi-vin-w) for supporting data.

The Waveform Data Table is listed first. This table contains supporting information about the waveform illustration and should be used in conjunction with it.

The waveform illustration follows after the table.

Note. A description of the vehicle the waveform came from is not available.

ApplicationSpecification
Pattern TypeCurrent
Current Base200 Milliamps
Time Base2 Milliseconds
Oscilloscope UsedUnknown
Pattern RepresentsSingle Injector
Injector Driver TypeVoltage Controlled
Side of Circuit That Driver SwitchesGround
Injector On-Time ShownN/A
ConditionsUnknown
Cursors On-ScreenNo
Cursors Are MeasuringN/A
StatusKnown Good Pattern

WAVEFORM DATA

Injector Waveform (Current) - Known Good. Scheme 144

Scheme 144: Injector Waveform (Current) - Known Good
Scheme 144: Injector Waveform (Current) - Known Good

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