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1994 Ford E-250 Econoline, VSS Waveform
The Programmable Speedometer Odometer Module (PSOM) is defective. THIS IS THE SIGNAL FROM PSOM TO PCM. SHOULD BE A 5 VOLT SQUARE WAVE. Notice: THIS SIGNAL IS GOING BELOW ZERO!! Causing speedometer to be intermittent/ inaccurate.
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| Engine | 5.8 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Vehicle Data
1994 Ford E-250 Econoline 5.8L
| Engine | 5.8 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Video