Your Vehicle: 2001 Ford Escort ZX2 L4-2.0L DOHC VIN 3
 
Vehicle » Powertrain Management » Computers and Control Systems » Testing and Inspection » Pinpoint Tests » B: Electronic Engine Control (EC) Power Relay - Introduction  
 
 
  B: Electronic Engine Control (EC) Power Relay - Introduction  
 

B: Electronic Engine Control (EC) Power Relay Introduction

B: Pinpoint Tests See: B: Electronic Engine Control (EC) Power Relay - Pinpoint Test

Note

This Pinpoint Test is intended to diagnose the following:

  • Harness Circuits: Vehicle Power (VPWR), Ignition Start/Run, Power Relay Ground, Battery Positive Voltage (B+)
  • Power Relay (12A646)

Pinpoint Test Schematics and Connectors

Focus, Cougar, Taurus/Sable, Escape

  

LS6/LS8

  

All Others

  

Note: The IGN START/RUN and GROUND circuits, and/or the B+ and VPWR circuits may be reversed in the harness connector. Refer to the Wiring Diagrams for more information.