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ECM Circuit Resistance
Before installing ECM, resistance of designated circuits should be checked or ECM may be damaged. See ECM CIRCUIT RESISTANCE
. Check resistance with ignition off, connector installed on components and connector removed from ECM.
ECM CIRCUIT RESISTANCE
| Circuit |
ECM Connector (Wire Colors) |
Ohms |
| Canister Purge |
A1-B8 (BLU/BLK & LT GRN/RED) |
8-40 |
| EGR & Throttle Opener VSV |
A5-A14 (LT GRN/YEL & LT GRN/WHT) |
63-77 |
| Fuel Injector |
A8-A17 (RED & YEL) |
1-2 |
| Fuel Pump & Main Relay |
A15-A16 (BLU & PNK) |
124-153 |
| ISC Solenoid Valve |
A6-A7 (LT GRN/BLK & BLU/BLK) |
11-14 |
| Lock-Up Relay
(A/T Models) |
A1-B11 (BLU/BLK & WHT/YEL) |
80-95 |