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I-Mark LS
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1.5L EFI Turbo
1.5L EFI Turbo
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Description
Operation
Notes
Electronic Control Module (ECM)
Input Sensors
Coolant Temperature Sensor (CTS)
Detonation Sensor
Engine Speed Sensor
Manifold Absolute Pressure Sensor (MAP)
Manifold Air Temperature Sensor (MAT)
Vehicle Speed Sensor (VSS)
Oxygen (O2) Sensor
Throttle Position Sensor (TPS)
ECM Controlled Devices
Notes
Canister Purge Vacuum Solenoid Valve (CPVSV)
EGR Vacuum Solenoid Valve (EGRVSV)
Fuel Injectors
Fuel Pump Control
Idle Air Control Valve (IAC)
Turbocharger Wastegate Control Vacuum Solenoid Valve (TCVSV)
Testing
Self-Diagnostic System Check
Diagnostic Codes
Trouble Shooting
Preliminary Checks
Hard Or No Start (Engine Cranks)
Poor Engine Idle
Idle Speed Too High (Engine Warm)
Poor Performance (No Power)
Engine Knocking
Engine Running Too Rich Or Too Lean
Component Testing By Trouble Code
Code 13, 44 & 45 (O2)
Code 14 & 15 (CTS)
Code 21 (TPS)
Code 22 (TPS)
Code 23 & 25 (MAT)
Code 24 (VSS)
Code 31 (Turbocharger Wastegate Control)
Code 32 (EGR System Control)
Code 33 (MAP)
Code 34 (MAP)
Code 42 (Electronic Spark Timing)
Code 43 (EST Detonation Control)
Code 51 (MEM-CAL Failure)
Adjustments
Wiring Diagrams