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TROUBLE DIAGNOSIS EC-817 [VK45DE] C D E F G H I J K L M A EC ECM Harness Connector Terminal Layout NBS005AL ECM Terminals and Reference Value NBS005AM PREPARATION 1. ECM (1) is located behind the passenger side instrument lower 2. Remove ECM harness connector. 3. When disconnecting ECM harness connector, loosen (A) it with ● ECM (1) ● Fasten (B) 4. Connect a break-out box (SST) and Y-cable adapter (SST) ● Use extreme care not to touch 2 pins at one time. ● Data is for comparison and may not be exact. ECM INSPECTION TABLE Specification data are reference values and are measured between each terminal and ground. CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam- MBIB0045E PBIB2703E PBIB2714E TER- MINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) 1 B ECM ground [Engine is running] ● Idle speed Body ground 2 SB A/F sensor 1 heater [Engine is running] ● Warm-up condition ● Idle speed Approximately 5V PBIB1584E |