2002 Saturn SC2 Automatic, MP6FACTORY OEM SERVICE PROCEDURE

Component Locations (3.5L VIN H - Aurora)

COMPONENT LOCATIONS (3.5L VIN H - AURORA)

Component Location
A/C Refrigerant Pressure Sensor Front Side Of Engine, On A/C Line, Behind A/C Compressor
Camshaft Position Sensor Right Top Front Corner Of Engine, On Cam Carrier
Crankshaft Position Sensor Left Rear Of Engine, Above Starter
Exhaust Gas Recirculation Valve Top Of Engine, Rear Of Intake Manifold
Engine Coolant Temperature Sensor Left Rear Of Engine, Below EGR Mount
Engine Oil Level Switch Front Of Engine Oil Pan
EVAP Canister Purge Solenoid Top Of Engine, Near Front Of Intake Manifold
Fuel Pump Relay In Underhood Fuse Block
Fuel Tank Pressure Sensor On Top Of Fuel Tank
Idle Air Control Valve Top Of Engine, Front Of Throttle Body
Ignition Control Modules Top Of Right & Left Cam Covers
Intake Air Temperature Sensor Left Of Engine Compartment, In Air Cleaner Duct
Knock Sensor On Rear Of Engine, Near Engine Oil Pressure Switch
Manifold Absolute Pressure Sensor Top Of Engine, Rear Of Intake Manifold
Mass Air Flow Sensor On Throttle Body Air Intake Duct
Post-Converter Oxygen Sensor Behind Catalytic Converter
Powertrain Control Module Left Side Of Engine Compartment, Under Air Cleaner
Pre-Converter Oxygen Sensor Rear Of Engine, On Exhaust Manifold
Throttle Position Sensor On Throttle Body
Vehicle Speed Sensor Top Right Side Of Transaxle Output Housing
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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