Your Vehicle: 2001 Ford Escort ZX2 L4-2.0L DOHC VIN 3
 
Vehicle » Powertrain Management » Computers and Control Systems » Testing and Inspection » Diagnostic Trouble Code Tests and Associated Procedures » SECTION 5: Pinpoint Tests » H: Fuel Control - Introduction  
 
 
  H: Fuel Control - Introduction  
 

H: Fuel Control Introduction

H: Pinpoint Tests See: H: Fuel Control - Pinpoint Test

Note

This Pinpoint Test is intended to diagnose the following:

  • HO2S/Heater (9F472)
  • Fuel Injector(s) (9F593)
  • Vacuum Systems
  • Harness Circuits: HO2S GND, HO2S, INJ 1-10, VPWR and SIG RTN
  • Powertrain Control Module (PCM) (12A650)

Pinpoint Test Schematic

Cougar

  

All Others

  

Note: Location of the small index tabs may differ from illustration.

Use the large index tab as your reference during analysis. Some connectors may not have the small index tabs.

PCM CONNECTOR PIN NUMBERS

  

a 2.0L Cougar with Pin 93.

  

INJECTOR PCM CONNECTOR PIN NUMBERS