For 1990-2009 cars

Figure 1: |

#### ECM Power, Ground, Serial Data and MIL

Figure 2: |

#### Engine Data Sensors - 5-Volt and Low Reference

Figure 3: |

#### Engine Data Sensors - Pressure, Temperature, MAF, VSS

Figure 4: |

#### Engine Data Sensors - Oxygen Sensors

Figure 5: |

#### Engine Data Sensors - Electronic Throttle Controls

Figure 6: |

#### Ignition Controls - Ignition System Bank 1

Figure 7: |

#### Ignition Controls - Ignition System Bank 2

Figure 8: |

#### Ignition Controls - CMP Sensors and Solenoids

Figure 9: |

#### Crankshaft Position (CKP) Sensor and Knock Sensors

Figure 10: |

#### Fuel Controls - Injectors and Pump

Figure 11: |

#### Fuel Controls - EVAP and Fuel Tank Pressure (FTP) Sensor

Figure 12: |

#### Controlled/Monitored Subsystem References