Resistance/Volt Charts
ECA INPUT SENSOR RESISTANCE & PIN VOLTAGE REFERENCE CHART
| Application | Breakout Box Pin# + / - | KOEO Ohms | KOEO Volts | KOER Volts |
| Engine Coolant Temperature (ECT) | 7/46 | 1700-3600 | N/A | .74-.31 |
| Throttle Position Sensor (TPS) | 47/46 | 500-1200 | .7-1.3 | 0.7-1.3 |
| Pressure Feedback EGR (PFE) | 27/46 | N/A | 3.0-3.5 | 3.0-3.5 |
| EGR Valve Position (EVP) | 27/46 | 480-650 | .30-.45 | .30-.45 |
| Heated Exhaust Gas Oxygen (HEGO) | 29/46 | 1.5 Milliohms | 0.4 (Maximum) | 0-0.9 |
| Coil Tach Signal (IDM) | 4/16 | 21,800 | 8.0-10.0 | 8.0-12.0 |
| Dist. Position (PIP) | 56/16 | 1100-2100 | N/A | 3.0-7.0 |
| Reference Voltage (VREF) | 26/46 | " | 5.0 | 5.0 |
| Vehicle Speed Sensor (VSS) | 3/6 | 190-240 | N/A | N/A |
| Knock Sensor (KS) | 23/46 | 4500-6500 | N/A | N/A |
ECA OUTPUT SENSOR RESISTANCE & PIN VOLTAGE REFERENCE CHART
| Application | Breakout Box Pin# + / - | KOEO Ohms | KOEO Volts | KOER Volt |
| Idle Speed Control Motor (ISC) | 37/21 | 10.3 | 0.0 | 3.0-5.0 |
| Fuel Pump Relay (FP) | 37/22 | N/A | 0.0 | Battery + |
| Spark Advance (DIS) | 36/16 | N/A | 9.0-12.5 | 8.5-9.5 |
| Spark Advance (TFI) | 36/16 | N/A | 0.0 | 5.0-7.0 |
| EGR Valve Regulator (EVR) | 37/33 | 40-50 | 0.0 (Off) | 0.0 (Off) |