Computers and Control Systems: Technical Service Bulletins

• Customer Interest
  • EEC IV Quick Test - False Service Codes
  • Engine - Hard or No Start/Lacks Power
  • Engine - Stalls When Cold
  • Engine - Hard Cold Starts/Hesitation/Stalls On Start-Up
    • Overview
    • Procedures, Warranty and Labor
    • Idle Speed Adjustment
    • Procedure # 1
    • Procedure # 2 Idle Air By-Pass Valve Cleaning Only
    • Warranty Coverage
    • Labor Standards Operations
    • Operation Description
  • Engine - Erratic Idle/Hesitation
  • Engine - Bucking/Jerking At Steady Cruise Speeds
• By Symptom
  • Abnormal wear/deterioration
    • Engine - Hard or No Start/Lacks Power
  • Customer Interest
    • EEC IV Quick Test - False Service Codes
    • Engine - Hard or No Start/Lacks Power
    • Engine - Stalls When Cold
    • Engine - Hard Cold Starts/Hesitation/Stalls On Start-Up
      • Overview
      • Procedures, Warranty and Labor
      • Idle Speed Adjustment
      • Procedure # 1
      • Procedure # 2 Idle Air By-Pass Valve Cleaning Only
      • Warranty Coverage
      • Labor Standards Operations
      • Operation Description
    • Engine - Erratic Idle/Hesitation
    • Engine - Bucking/Jerking At Steady Cruise Speeds
  • Driveability
    • Engine - Stalls When Cold
    • Engine - Hard Cold Starts/Hesitation/Stalls On Start-Up
      • Overview
      • Procedures, Warranty and Labor
      • Idle Speed Adjustment
      • Procedure # 1
      • Procedure # 2 Idle Air By-Pass Valve Cleaning Only
      • Warranty Coverage
      • Labor Standards Operations
      • Operation Description
    • Engine - Bucking/Jerking At Steady Cruise Speeds
  • Erratic Operation
    • Engine - Hard or No Start/Lacks Power
  • False instrument warning light/gauges
    • EEC IV Quick Test - False Service Codes
  • Starting problems
    • Engine - Hard or No Start/Lacks Power
• All Technical Service Bulletins
  • Electrical/Electronic/Fuel Induction - Glossary
    • Overview
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    • X
    • Z
  • Electronic Modules - Protection From Static Electricity
  • Fuel Control Pinpoint Test - Manual Revision
    • Overview
    • Fuel Control - 2.3L (HSC) CFI
    • Fuel Control - 2.3L & 2.5L (HSC) CFI
    • Fuel Control - 1.9L CFI & 2.3L/2.5L (HSC) CFI
    • Fuel Control
  • EEC IV Quick Test - False Service Codes
  • EEC IV Emissions Diagnosis - Supplemental Information
    • Overview
    • EEC IV - Pinpoint Tests - All Vehicles 1986 19-253A
    • EEC-IV Quick Test-All Engines 1987 16-15
      • Passenger Car Service Code Chart
      • Light Truck Service Code Chart
    • EEC IV - Pinpoint Tests - All Vehicles 1987 19-3
      • EGR Valve Position Sensor (EVP) Control/Vent (EGRC/EGRV)
        • Pinpoint Test DD4 Thru DD6
        • Pinpoint Test DD7, DD11
        • Pinpoint Test DD12
        • Pinpoint Test DD15 Thru DD17
      • Vane Airflow Sensor (VAF)
        • Test DK Wiring Diagram
        • Pinpoint Test Fault Code 26, DK 1 & 2
      • Pressure Feedback EGR (PFE) EGR Valve Regulator (EVR)
        • Pinpoint Test Service Code 33, DL 30 Thru DL 33
        • Pinpoint Test DL34 Thru DL37
        • Pinpoint Test DL90
      • DC Motor Idle Speed Control/Idle Tracking Switch and Throttle Position Sensor - 1.9L CFI and 2.3L (HSC) CFI
        • Pinpoint Test KB26 and KB27
        • KB90 Continuous Memory Code 13
      • System Check
        • Pinpoint Test 5
        • Pinpoint Test S1, S2
      • Transmission - AXOD
    • Carburetors, Fuel Charging Assemblies, Throttle Bodies and Injectors 1988
      • CFI, EFI & Carburetor System Troubleshooting
      • Idle Speed Adjustment Procedures
    • EEC-IV -Quick Test -All Engines 1988 16-11
      • Quick Test:Engine Running Self-Test
        • B Code Output
        • C Passenger Car Service Code Chart
        • B Passenger Car Service Code Chart
        • B Light Truck Service Code Chart
      • Appendix:Self-Test With "Check Engine" Light (MIL)
        • Reading Codes - "Check Engine" Light (MIL)
        • How to Run Self-Test Using the Continental Message Center
      • Reference Voltage
        • Pinpoint Test C1 Thru C3
        • Pinpoint Test C4 Thru C6
      • EGR Valve Position Sensor (EVP) Control/Vent (EGRC/EGRV)
        • Pinpoint Test DD7 and 11
        • Pinpoint Test DD12 and 15
      • Vane Airflow Sensor (VAF)
        • Overview
        • Pinpoint Test Schematic
        • Pinpoint Test DK 1 and 2
      • Pressure Feedback EGR (PFE) EGR Valve Regulator (EVR)
        • Pinpoint Test DL 14, 20, 21 22
        • Pinpoint Test DL 23, 25, 30, 31
        • Pinpoint Test DL 32 Thru 35
        • Pinpoint Test DL 36, 37, 90
        • Pinpoint Test DL91, 92
      • EGR Valve Position Sensor (EVP) EGR Valve Regulator (EVR)
        • Pinpoint Test DN 20 Thru 22
        • Pinpoint DN 25, 26
        • Pinpoint Test DN 40 Thru 42
        • Pinpoint Test DN 43 and 44
        • Pinpoint Test DN 45, 50, 51
        • Pinpoint Test DN 90
      • Fuel Control
        • Pinpoint Test H1 Thru H3
        • Injector Bank Resistance
        • Pinpoint Test H4
        • Specifications Table 2 and Pinpoint Test H5
      • Fuel Pump Circuit
        • Pinpoint Test Schematic
        • Pinpoint Test J1 Thru J31
      • Idle Speed Control (Bypass Air)
        • Pinpoint Test KE6 Thru KE8
        • Pinpoint Test KE9 Thru KE11
      • WOT A/C Cutoff (WAC) A/C Demand
        • Pinpoint Test km 1 and 2
        • Pinpoint Test km 3 and 4
      • RE-Initialization Check
        • Pinpoint Test QE 1 Thru 2
        • Pinpoint Test QE4
      • System Check
        • Pinpoint Test Flow Chart
        • Pinpoint Test S1 and 2
      • Transmission - AXOD
      • Integrated Controller
        • Pinpoint Test X10 and 11
        • Pinpoint Test X12 Thru X14
        • Pinpoint Test X50 Thru X52
        • Pinpoint Test X53 Thru X55
  • Key On Engine Off Self Test Procedure - Manual Revision
  • Engine - Hard or No Start/Lacks Power
  • TPS Mounting Screws - Hard to Remove
  • Throttle Position Sensor - Application Chart
  • Engine - Stalls When Cold
  • ISC Actuator Pinpoint Test K - Manual Revision
  • Engine - Hard Cold Starts/Hesitation/Stalls On Start-Up
    • Overview
    • Procedures, Warranty and Labor
    • Idle Speed Adjustment
    • Procedure # 1
    • Procedure # 2 Idle Air By-Pass Valve Cleaning Only
    • Warranty Coverage
    • Labor Standards Operations
    • Operation Description
  • Idle Speed Control Schematics - Revision
  • MAP and BAP Sensor - Application Chart
  • EGO Sensors - Silicone Contamination
  • Engine - Erratic Idle/Hesitation
  • EVP Sensor - Manual Revision
    • Overview
    • 1985 Pinpoint Tests - DM - EGR, EVP and EVR
    • 1985 Pinpoint Tests - Fa - Neutral Drive Switch -A/C Input
    • 1986 (EGR) Systems Functional Diagnosis
    • 1986 Quick Test: Continuous Self-Test 6.0
    • Pinpoint Test - DN - EGR - EVP & EVR
      • Overview
      • 1987 (EGR) Systems - Functional Diagnosis
      • 1987 Quick Test: Continuous Self-Test - 6.0
      • Pinpoint Test - DN - EGR - EVP & EVR
      • 1988 Functional Diagnosis
        • (EGR) Systems - Functional Diagnosis
        • Quick Test:Continuous Self-Test - 6.0
        • Pinpoint Test - DN - EGR - EVP & EVR
      • 1989 Functional Diagnosis
        • (EGR) Systems - Functional Diagnosis
        • Quick Test:Continuous Self-Test - 6.0
        • Quick Test:Diagnostic By Symptom - 7.0
        • Pinpoint Test - DN - EGR - EVP & EVR
  • EGR Valve - Pinpoint Test Manual Correction
    • Overview
    • Pressure Feedback EGR (PFE) EGR Valve Regulator (EVR)
    • EGR Valve Position Sensor (EVP) EGR Valve Regulator (EVR)
  • Engine - Bucking/Jerking At Steady Cruise Speeds
  • EEC-IV - Time Delay Relay, Shop Manual Correction