Sending Units & Sensors
SENDING UNITS & SENSORS LOCATION
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor (2.2L VIN 5) | On A/C evaporator tube. |
| Air Temperature Sensor Assembly (Inside) (w/Auto A/C) | In roof area, over driver's side door. |
| Air Temperature Sensor (Lower) | On left side of floor air outlet. |
| Air Temperature Sensor (Upper) | Center of dash, above radio, in air distributor duct center outlet. |
| Ambient Air Temperature Sensor (HVAC) | Front center of vehicle, left of hood latch support. |
| Ambient Light Sensor | On top left side of dash. |
| Camshaft Position (CMP) Sensor (2.2L VIN 5) | In right side of engine, forward of coil packs. See Figure. |
| Camshaft Position (CMP) Sensor (4.3L VIN W) | Rear of distributor. |
| Compass Sensor (W/Long Console) | Integral to driver information center. |
| Compass Sensor (W/Short Console) | In headliner, right of overhead console. |
| Crankshaft Position (CKP) Sensor (2.2L VIN 5) | Lower right side of engine, below ignition coil. See Figure. |
| Crankshaft Position (CKP) Sensor (4.3L VIN W) | On front of engine, near crankshaft pulley. See Figure. |
| Engine Coolant Temperature (ECT) Sensor (2.2L VIN 5) | In coolant piping, on front of engine. See Figure. |
| Engine Coolant Temperature (ECT) Sensor (4.3L VIN W) | In left cylinder head, between two rear spark plugs. See Figure. |
| Engine Oil Pressure (EOP) Sensor (2.2L VIN 5) | On right side of engine, forward of coil pack. See Figure. |
| Engine Oil Pressure (EOP) Sensor (4.3L VIN W) | On top rear of engine, near distributor. See Figure. |
| Fuel Composition Sensor | Top right of transmission. |
| Fuel Pump & Sender Assembly | On top of fuel tank. |
| Fuel Tank Pressure Sensor | Top of fuel tank. |
| Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 1) (4.3L VIN W) | In left exhaust pipe, in front of catalytic converter. |
| Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 2) (2.2L VIN 5) | In exhaust system, after catalytic converter. |
| Heated Oxygen Sensor (HO2S) (Bank 2 Sensor 1) (4.3L VIN W) | In right exhaust pipe, in front of catalytic converter. |
| Heated Oxygen Sensor (HO2S) (Bank 1 Sensor 2) (4.3L VIN W) | In exhaust system, after catalytic converter. |
| Inflatable Restraint Front End Discriminating Sensor (Left) | On front frame crossmember. |
| Inflatable Restraint Front End Discriminating Sensor (Right) | On front frame crossmember. |
| Intake Air Temperature (IAT) Sensor | Left front of engine compartment, in fresh air intake duct. |
| Knock Sensor (KS) (2.2L VIN 5) | On lower right side of engine. See Figure. |
| Knock Sensor (KS) (4.3L VIN W) | On top rear of engine. See Figure. |
| Manifold Absolute Pressure (MAP) Sensor (2.2L VIN 5) | On intake manifold. See Figure. |
| Manifold Absolute Pressure (MAP) Sensor (4.3L VIN W) | On top center of engine. See Figure. |
| Mass Airflow (MAF) Sensor (4.3L VIN W) | On air intake assembly. |
| Oxygen Sensor (Bank 1 Sensor 1) (2.2L VIN 5) | In exhaust manifold crossover pipe. |
| Passlock Sensor | At ignition switch. |
| Propshaft Speed Sensor (Front) | Top left rear of transfer case. |
| Propshaft Speed Sensor (Rear) | Top right rear of transfer case, near rear propshaft. |
| Throttle Position (TP) Sensor (2.2L VIN 5) | On throttle body assembly. See Figure. |
| Throttle Position (TP) Sensor (4.3L VIN W) | On throttle body assembly. See Figure. |
| Transfer Case Speed Sensor (Front) | On top left rear of transfer case. |
| Transfer Case Speed Sensor (Rear) | On top right rear of transfer case. |
| Transmission Fluid Temperature (TFT) Sensor | Part of transmission fluid pressure manual valve position switch. |
| Utility Sunload Sensor (W/Auto A/C) | Top front center of dash. |
| Vehicle Speed Sensor (VSS) (2.2L VIN 5) (A/T) | On right rear of automatic transmission. |
| Vehicle Speed Sensor (VSS) (2.2L VIN 5) (M/T) | On left rear of manual transmission. |
| Vehicle Speed Sensor (VSS) (4.3L VIN W) (A/T) | On right rear of automatic transmission or transfer case. |
| Vehicle Speed Sensor (VSS) (4.3L VIN W) (M/T) | On left rear of manual transmission. |
| Wheel Speed Sensors (WSS) | Inside of respective wheel. |