Section 9 (Engine Controls - System/Component Tests - 6.5L (P Series))

• Introduction
• Computerized Engine Controls
  • Notes
  • Control Unit
    • Notes
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • A/C On Switch/System Test
  • Brake Switch
  • Engine Coolant Temperature (ECT) Sensor
  • Intake Air Temperature (IAT) Sensor
  • Knock Sensor
  • Manifold Absolute Pressure (Map) Sensor
  • Oxygen Sensor (O2S)
  • Oxygen Sensor Heating Element
  • Throttle Position (TP) Sensor
  • Transmission Range Switch
  • Vehicle Speed Sensor (Pm Generator)
• Modules, Motors, Relays & Solenoids
  • Relays
    • Notes
    • A/C Clutch Relay
    • Fuel Pump Relay
  • Solenoids
    • Notes
    • Canister Purge Solenoid
    • Torque Converter Clutch (TCC) Solenoid
• Fuel System
  • Notes
  • Normal Glow Plug Circuit Operation
    • A normal functioning system should operate as follows:
  • Preliminary Glow Plug Diagnosis
  • Glow Plug System Diagnosis
    • Electrical Check
  • No Start (Cold)
  • Glow Plug Relay
  • Injection Pump Housing Leakage Test
  • Injectors
    • Test Preparation
    • Opening Pressure Test
    • Leakage Test
    • Chatter Test
    • Spray Pattern Test
• Ignition System
  • Notes
  • Timing Control Systems
    • Knock Sensor Circuit (Models Using External Spark Controller Module)
    • Knock Sensor Circuit (Models Using Knock Sensor With Internal Spark Controller Module)
• Emission Systems & Sub-Systems
  • Positive Crankcase Ventilation
    • Crankcase Depression Regulator (CDR)
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR Valve Check
  • Vacuum Pump
• Miscellaneous Pcm Controls
  • Notes
  • Transmission
    • Notes
    • Torque Converter Clutch (TCC) Solenoid
    • Converter Lock-Up Signal At Transmission
    • Converter Lock-Up Signal From PCM
  • Pcm Controlled Warning Lights & Gauges
    • Warning Light Diagnosis
    • Tachometer Control Circuit Diagnosis
  • A/C Compressor Clutch Controls
  • Relay Location
  • A/C Clutch Circuit Diagnosis
    • Description
    • Compressor Clutch Control Circuit Diagnosis
  • Cooling Fan
  • Scan Tester
  • Electric Cooling Fan Circuit Diagnosis - VIN Y (Without Auxiliary Fan Control Switch)
    • Description
    • Cooling Fan Circuit Diagnosis
  • Electric Cooling Fan Circuit Diagnosis - VIN F
    • Description
    • Cooling Fan Circuit Diagnosis
• Component Locations
• Wiring Diagrams