Chart C-1, ECM Circuit Resistance Check
When replacing a faulty ECM, check resistance between terminals of the disconnected ECM connectors listed below with the ignition switch in the OFF position. If any of the following circuits are shorted, the replacement ECM could become damaged.
ECM CIRCUIT RESISTANCE CHECK
| Circuit | ECM Connector Terminals | Ohms | ||
|---|---|---|---|---|
| Control Relay | G16-440 (1) | 114-140 | ||
| EGR VSV Throttle Opener VSV | G5-G14 | 70-80 | ||
| Fuel Injector | G8-G17 | 1-2 | ||
| ISC Solenoid Valve | G6-G15 | 5-7 | ||
| Lock-Up Relay PTC Heater Relay | Y10-Y11 | 180-220 | ||
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