| Circuit Diagram |

Signal Waveform
Inspection 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the fuel pressure regulator valve connector.
Teaching Procedures 1. Key Teaching Procedure Key teaching must be done after replacing a defective PCM(ECM) or when providing additional keys to the vehicle owner. The procedure starts with an PCM(ECM) request for vehicle specific data (PIN code: 6digits) from the tester.
Inspection Self diagnosis 1. Self-diagnosis process 2. How to read self-diagnostic code. After the display panel flickers three times every 0.5 second, the corresponding fault code flickers on the setup temperature display panel every 0.