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Home >> Jeep >> 1990 >> Wagoneer >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - 4.0L >> Component Locations

Component Locations

COMPONENT LOCATIONS

Component Location
Coolant Temperature Sensor (CTS) On left side of engine
Engine Speed Sensor Attached to flywheel cover housing
Ignition Control Module Mounted to ignition coil
Knock Sensor On lower left side of engine
Manifold Absolute Pressure (MAP) Sensor Under the hood, on firewall
Manifold Air Temperature (MAT) sensor On intake manifold
Sync Pulse Signal Generator Inside distributor