Sending Units & Sensors
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
SENDING UNITS & SENSORS LOCATION
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | On A/C evaporator hose, near right shock tower. |
| Brake Fluid Level Indicator Sensor | In master cylinder. |
| Camshaft Position (CMP) Sensor (3.8L VIN K) | On front of engine, below water pump. See Figure. |
| Camshaft Position (CMP) Sensor (5.7L VIN G) | On top center rear of engine. See Figure. |
| Crankshaft Position (CKP) Sensor (3.8L VIN K) | Lower front of engine. See Figure. |
| Crankshaft Position (CKP) Sensor (5.7L VIN G) | On right rear of engine, behind starter. See Figure. |
| Daytime Running Lamps (DRL) Ambient Light Sensor | On top of dash, near defrost grille. |
| Engine Coolant Temperature (ECT) Sensor (3.8L VIN K) | Below throttle body, at front of engine. See Figure. |
| Engine Coolant Temperature (ECT) Sensor (5.7L VIN G) | On lower left side of engine, above generator. See Figure. |
| Engine Oil Pressure Sensor (3.8L VIN K) | On lower right front of engine. See Figure. |
| Engine Oil Pressure Sensor (5.7L VIN G) | On top rear of engine, near left cylinder head. See Figure. |
| Fuel Level Sensor | Integral to fuel sender assembly, in fuel tank. |
| Fuel Tank Pressure Sensor | Integral to fuel sender assembly, in fuel tank. |
| Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (3.8L VIN K) | Mounted in left exhaust manifold. See Figure. |
| Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (5.7L VIN G) | Mounted in left exhaust manifold. See Figure. |
| Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (3.8L VIN K) | Mounted at rear of catalytic converter. |
| Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (5.7L VIN G) | Mounted at rear of left catalytic converter. |
| Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (3.8L VIN K) | Mounted in right exhaust manifold. See Figure. |
| Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (5.7L VIN G) | Mounted in right exhaust manifold. |
| Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (5.7L VIN G) | Mounted at rear of right catalytic converter. |
| Intake Air Temperature (IAT) Sensor (3.8L VIN K) | On air intake duct, forward of intake manifold. |
| Intake Air Temperature (IAT) Sensor (5.7L VIN G) | On air intake duct, forward of intake manifold. See Figure. |
| Knock Sensor (Left) (3.8L VIN K) (Bank 1) | On left side of cylinder block. |
| Knock Sensor (Right) (3.8L VIN K) (Bank 2) | On right side of cylinder block. |
| Knock Sensor (2) (5.7L VIN G) | On center of engine, below intake manifold. |
| Manifold Absolute Pressure (MAP) Sensor (3.8L VIN K) | On right side of intake manifold. See Figure. |
| Manifold Absolute Pressure (MAP) Sensor (5.7L VIN G) | On rear of intake manifold. See Figure. |
| Mass Airflow (MAF) Sensor (3.8L VIN K) | In air duct, in front of intake manifold. |
| Mass Airflow (MAF) Sensor (5.7L VIN G) | In air duct, in front of intake manifold. See Figure. |
| Shock Sensor | Behind right quarter inner trim panel. |
| Theft Deterrent Shock Sensor | Mounted in right rear quarter panel. |
| Throttle Position (TP) Sensor (3.8L VIN K) | On throttle body. |
| Throttle Position (TP) Sensor (5.7L VIN G) | On throttle body. See Figure. |
| Vehicle Speed Sensor (VSS) | On rear side of transmission. |
| Wheel Speed Sensor (Front) | On respective front steering knuckle. |
| Wheel Speed Sensor (Rear) | On respective rear hub assembly. |