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MODEL SELECTION INDEX
MY 2005 VZ Series - Service Information
Section 6C3-3Powertrain Management GEN III V8 –Service Ope
1 General Information
1.1 General Description
1.2 Service Precautions and Notes
2 General Service Operations
2.1 Service Operations Not Covered in This Section
Fuel System
Engine Dress Covers
2.2 Fuel Injector Coil Test
Engine Coolant Temperature Between 10 - 35°C
Engine Coolant Temperature Outside 10 - 35°C
2.3 Fuel Injector Balance Test
Fuel Injector Balance Test – With Tech 2
Fuel Injector Balance Test – Without Tech 2
Fuel Injector Pressure Drop Calculation
Fuel Injector Pressure Drop Analysis
2.4 Fuel Injector Leak Down Test
2.5 Power Balance Test
3 Component Replacement
3.1 Components Not Covered In This Section
Air-conditioning System
Electrical Components
Fuel System
Transmission – Automatic
Transmission – Manual
3.2 Accelerator Pedal Position Sensor
Remove
Reinstall
3.3 Accelerator Pedal Position Sensor Support Bracket
Remove
Reinstall
3.4 Air Cleaner Assembly
Air Cleaner Upper Housing
Remove
Reinstall
Air Cleaner Lower Housing Assembly
Remove
Reinstall
3.5 Camshaft Position Sensor
Remove
Reinstall
3.6 Crankshaft Position Sensor
Remove
Reinstall
3.7 Engine Coolant Temperature Sensor
Remove
Test
Resistance Check
Reinstall
3.8 Engine Oil Pressure Sensor
Remove
Reinstall
3.9 EVAP Canister Purge Solenoid Valve
Remove
Test
Resistance Check
Functional Test
Reinstall
3.10 Fuel Pulse Dampener
Remove
Reinstall
3.11 Fuel Rail Assembly
Remove
Disassemble
Fuel Injector Assembly
Reinstall
3.12 Heated Oxygen Sensor
Service Precautions
Remove
Test
Heater Resistance Check
Reinstall
3.13 Ignition Coil Assembly
Remove
Test
Reinstall
3.14 Intake Air Temperature Sensor
Test
Resistance Check
3.15 Knock Sensor
Remove
Reinstall
3.16 Manifold Absolute Pressure Sensor
Remove
Reinstall
3.17 Mass Air Flow Sensor and Intake Air Duct
Remove
Reinstall
3.18 Powertrain Control Module
Remove
Reinstall
3.19 Powertrain Control Module Bracket Assembly
Remove
Reinstall
3.20 Schrader Valve – Fuel Pressure Test Point
Remove
Reinstall
3.21 Spark Plugs
Service Precautions
Remove
Clean, Inspect and Adjust
Spark Plug Inspection
Poor Spark Plug Performance
Analysis of Spark Plug Condition
Reinstall
3.22 Spark Plug Leads
Remove
Inspect
Reinstall
3.23 Throttle Actuator Control Module
Remove
Reinstall
3.24 Throttle Body Assembly
Handling Precautions
Remove
Inspect
Reinstall
4 Specifications
5 Torque Wrench Specifications
6 Special Tools