4.2L - Generic Scan Tool, Engine Code(S): BNS

• 20 - Fuel supply
  • Fuel Supply System
    • Fuel Supply System
    • Safety precautions
    • Rules for cleanliness
    • Fuel pump electrical, testing
    • Fuel Pump (FP) delivery quantity, checking
  • Evaporative Emissions (EVAP) System
    • Evaporative Emissions (EVAP) System
    • EVAP system, leak detection
    • Evaporative Emission (EVAP) canister system, checking for proper seal
    • Evaporative Emission (EVAP) Canister Purge Regulator Valve N80 , checking
    • Leak Detection Pump (LDP) V144 , checking
  • Electronic engine power control (EPC)
    • Function of "EPC" system
    • Throttle Position (TP) Sensor G79/Accelerator Pedal Position Sensor 2 G185 , checking
• 24 - Multiport Fuel Injection (MFI)
  • Motronic fuel injection system, servicing
    • Motronic fuel injection system, servicing
    • Safety precautions
    • Rules of cleanliness
    • Technical data
  • Components, checking
    • Oxygen Sensor (O2S) Heater Z19 , checking.
      • Notes
      • Oxygen Sensor (O2S) 2 Heater Z28 , checking.
    • Oxygen Sensor (O2S) 1 (behind Three Way Catalytic Converter (TWC)) Heater Z29 , checking
      • Notes
      • Oxygen Sensor (O2S) 2 (behind Three Way Catalytic Converter (TWC)) Heater Z30 , checking
    • Mass Air Flow (MAF) Sensor G70/Intake Air Temperature (IAT) Sensor G42 , checking
      • Notes
      • Checking voltage supply
      • Checking electrical circuit
    • Throttle Valve Control Module J338 , checking
    • Fuel Pressure Sensor G247 , checking
    • Low Fuel Pressure Sensor G410 , checking
    • Fuel Metering Valve N290 , checking
      • Notes
      • Fuel Metering Valve 2 N402 , checking
    • Engine Coolant Temperature (ECT) Sensor G62 , checking
      • Notes
      • Testing if display is approx. - 40.0°C:
      • Testing if display approx. 140.0°C:
    • Engine Speed (RPM) Sensor G28 , checking
    • Intake Manifold Runner Control (IMRC) Valve N316
    • Intake Manifold Runner Position Sensor G336 , checking
    • Intake Manifold Runner Position Sensor 2 G512 , checking
    • Fuel Injectors N30, N31, N32, N33 , checking
      • Notes
      • Fuel Injectors N83, N84, N85, N86 , checking
  • Function tests
    • Heated Oxygen Sensor (HO2S) G39 and oxygen sensor regulation before catalytic converter, checking
      • Notes
      • Heated Oxygen Sensor (HO2S) 2 G108 and oxygen sensor regulation before catalytic converter, checking
    • Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130 and oxygen sensor regulation behind catalytic converter, checking
      • Notes
      • Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) G131 and oxygen sensor regulation behind catalytic converter, checking
  • Motronic Engine Control Module (ECM) J623
    • Function
    • Voltage supply, checking
    • Engine Control Module (ECM) J623 , removing and installing
      • Notes
      • Engine Control Module (ECM) 2 J624 , removing and installing
  • Additional signals, checking
    • CAN-Bus terminal resistance, checking
      • Notes
      • Checking wiring
    • Vehicle Speed Signal (VSS), checking
• 26 - Exhaust system, Emission controls
  • Exhaust system components, removing and installing
    • Exhaust system components, removing and installing
    • Three Way Catalytic Converter (TWC), checking
  • Secondary Air Injection (AIR) System
    • Principle and function
    • Left combination valve for secondary air injection (AIR), checking function and for leaks
    • Right combination valve for secondary air injection (AIR), checking function and for leaks
    • Secondary Air Injection (AIR) Pump Relay -J299- , checking
    • Secondary Air Injection (AIR) Pump Motor -V101- , checking
• 28 - Ignition/Glow plug System
  • Ignition, servicing
    • General notes on ignition system
    • Safety precautions
    • Test Data, Spark Plugs
    • Camshaft Position (CMP) Sensor G40 and Camshaft Position (CMP) Sensor 3 G300 , checking
      • Notes
      • Camshaft Position (CMP) Sensor 2 G163 and Camshaft Position (CMP) Sensor 4 G301 , checking
    • Camshaft Adjustment Valve 1 N205 and Camshaft Adjustment Valve 1 (exhaust) N318 , checking
      • Notes
      • Camshaft Adjustment Valve 2 N208 and Camshaft Adjustment Valve 2 (exhaust) N319 , checking
    • Knock Sensor (KS) 1 G61 , Knock Sensor (KS) 1 G61 , checking
      • Notes
      • Knock Sensor 3 G198 and Knock Sensor 4 G199 , checking
    • Ignition Coils with Power Output Stage N70, N127, N291, N292 , checking
      • Notes
      • Ignition Coils with Power Output Stage N323, N324, N325, N326 , checking
• ST - Generic Scan Tool
  • On Board Diagnostic (OBD)
    • Generic Scan Tool Manual Contents
    • OBD Systems
    • Malfunction Indicator Lamp Illumination
    • CAN Data Link
    • Electronic Power Control Warning Lamp
  • Diagnostic modes
    • Diagnostic Modes Description
    • Diagnostic Mode 01: Obtain data
    • Diagnostic Mode 02: Obtain operating conditions
    • Mode 03: Interrogating fault memory
    • Interrogating the Fault Memory
    • Diagnostic Mode 04: Reset/delete diagnostic data
    • Diagnostic mode 6: Checking test results of components that are not continuously monitored
      • Notes
      • Test-ID 01 ($01): Oxygen Sensor Monitor Bank 1 - Sensor 1.
      • Test-ID 02 ($02): Oxygen Sensor Monitor Bank 1- Sensor 2.
      • Test-ID 05 ($05): Oxygen Sensor Monitor Bank 2 - Sensor 1.
      • Test-ID 06 ($06): Oxygen Sensor Monitor Bank 2 - Sensor 2.
      • Test-ID 09 ($09): Oxygen Sensor Monitor Bank 3 - Sensor 1.
      • Test-ID 10 ($0A): Oxygen Sensor Monitor Bank 3- Sensor 2.
      • Test-ID 13 ($0D): Oxygen Sensor Monitor Bank 4 - Sensor 1.
      • Test-ID 14 ($0E): Oxygen Sensor Monitor Bank 4 - Sensor 2.
      • Test-ID 33 ($21): Catalyst Monitor Bank 1.
      • Test-ID 34 ($22): Catalyst Monitor Bank 2.
      • Test-ID 35 ($23): Catalyst Monitor Bank 3.
      • Test-ID 36 ($24): Catalyst Monitor Bank 4.
      • $3A (58): Fuel Tank EVAP System Leak Test (0.090)
      • Test-ID 59 (3B): EVAP Monitor (0.040)
      • Test-ID 60 (3C): EVAP Monitor (0.020)
      • Test-ID 61 (3D): Tank Vent Valve function check
      • Test-ID 65 ($41): Oxygen Sensor Heater Monitor Bank 1 - Sensor 1
      • Test-ID 69 ($45): Oxygen Sensor Heater Monitor Bank 2- Sensor 1
      • Test-ID 73 ($49): Oxygen Sensor Heater Monitor Bank 3 - Sensor 1
      • Test-ID 77 ($4D): Oxygen Sensor Heater Monitor Bank 4 - Sensor 1
      • Test-ID 66 ($42): Oxygen Sensor Heater Monitor Bank 1 - Sensor 2
      • Test-ID 70 ($46): Oxygen Sensor Heater Monitor Bank 2 - Sensor 2
      • Test-ID 74 ($4A): Oxygen Sensor Heater Monitor Bank 3 - Sensor 2
      • Test-ID 78 ($4E): Oxygen Sensor Heater Monitor Bank 4 - Sensor 2
      • OBDMID $71 (113): Secondary Air Injection (AIR) System 1 (Bank 1)
      • OBDMID $72 (114): Secondary Air Injection (AIR) System 2 (Bank 2)
      • OBDMID $73 (115): Secondary Air Injection (AIR) System 3 (Bank 3)
      • OBDMID $74 (116): Secondary Air Injection (AIR) System 4 (Bank 4)
      • Test-ID 162 ($A2): Mis-Fire Cylinder 1 Data
      • Test-ID 163 ($A3): Mis-Fire Cylinder 2 Data
      • Test-ID 164 ($A4): Mis-Fire Cylinder 3 Data
      • Test-ID 165 ($A5): Mis-Fire Cylinder 4 Data
      • Test-ID 166 ($A6): Mis-Fire Cylinder 5 Data
      • Test-ID 167 ($A7): Mis-Fire Cylinder 6 Data
      • Test-ID 168 ($A8): Mis-Fire Cylinder 7 Data
      • Test-ID 169 ($A9): Mis-Fire Cylinder 8 Data
    • Diagnostic Mode 07: Check test results of components that are continuously monitored
    • Diagnostic Mode 08: Tank leak test
    • Diagnostic Mode 09: Vehicle information
  • General Diagnosis
    • Preliminary check
  • Readiness Code
    • Readiness Code Description
  • Diagnostic Trouble Code (DTC) tables
    • SAE P0xxx-DTCs
      • Fuel, air mixture, and additional emissions regulations
      • Notes
      • Fuel and air ratios
      • Ignition system
      • Additional exhaust regulation
      • Speed and idle control
      • Control module and output signals
    • SAE P1xxx-DTCs
      • Engine
    • SAE P2xxx-DTCs
      • Fuel and air mixture, additional emissions regulations
      • Fuel and air ratio
      • Ignition System
      • Additional emission regulations
    • SAE P3xxx-DTCs
      • Fuel and air mixture, additional emissions regulations
    • SAE U0xxx-DTCs
      • Control module and output signals