Home/Mazda/6/Mazda 6 GH facelift (2009-2013)/Repair manual/Removal & Installation/Engine Controls - Control System - [Mzi 3.7 V6]: Overview
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Engine Controls - Control System - [Mzi 3.7 V6]: Overview Mazda 6 GH facelift

Removal & Installation 8 illustrations ~141 words

Scheme 47

Scheme 47: CONTROL SYSTEM LOCATION INDEX [MZI 3.7 V6]
1APP sensor (See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [MZI 3.7 V6].) (See ACCELERATOR PEDAL REMOVAL/INSTALLATION [MZI 3.7 V6].)
2A/F sensor (See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6].) (See AIR FUEL RATIO (A/F) SENSOR INSPECTION [MZI 3.7 V6].)
3HO2S (See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION [MZI 3.7 V6].) (See HEATED OXYGEN SENSOR (HO2S) INSPECTION [MZI 3.7 V6].)
4Fuel tank pressure sensor (See FUEL TANK PRESSURE SENSOR INSPECTION [MZI 3.7 V6].) (See FUEL TANK REMOVAL/INSTALLATION [MZI 3.7 V6].)
5PSP switch (See POWER STEERING PRESSURE (PSP) SWITCH INSPECTION [MZI 3.7 V6].) (See POWER STEERING OIL PUMP DISASSEMBLY/ASSEMBLY [MZI 3.7 V6].)
6CHT sensor (See CYLINDER HEAD TEMPERATURE (CHT) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6].) (See CYLINDER HEAD TEMPERATURE (CHT) SENSOR INSPECTION [MZI 3.7 V6].)
7KS (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION [MZI 3.7 V6].) (See KNOCK SENSOR (KS) INSPECTION [MZI 3.7 V6].)
8CMP sensor (See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6].) (See CAMSHAFT POSITION (CMP) SENSOR INSPECTION [MZI 3.7 V6].)
9MAF/IAT sensor (See MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6].) (See MASS AIR FLOW (MAF) SENSOR INSPECTION [MZI 3.7 V6].) (See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION [MZI 3.7 V6].)
10TP sensor (See THROTTLE POSITION (TP) SENSOR INSPECTION [MZI 3.7 V6].) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI 3.7 V6].)
11CKP sensor (See CRANKSHAFT POSITION (CKP) SENSOR REMOVAL/INSTALLATION [MZI 3.7 V6].) (See CRANKSHAFT POSITION (CKP) SENSOR INSPECTION [MZI 3.7 V6].)
12PCM (See PCM REMOVAL/INSTALLATION [MZI 3.7 V6].) (See PCM INSPECTION [MZI 3.7 V6].) (See PCM CONFIGURATION [MZI 3.7 V6].)

CONTROL SYSTEM REFERENCE CHART

Scheme 48

Scheme 48: CONTROL SYSTEM DIAGRAM [MZI 3.7 V6]

Scheme 49

Scheme 49: CONTROL SYSTEM WIRING DIAGRAM [MZI 3.7 V6]

Scheme 50

Scheme 50

Scheme 51

Scheme 51

Scheme 52

Scheme 52: PCM REMOVAL/INSTALLATION [MZI 3.7 V6]

Scheme 53

Scheme 53
  1. Disconnect the negative battery cable. (See «BATTERY REMOVAL/INSTALLATION [MZI 3.7 V6]»(ref-448609-S21137111942012012000000).)
  2. Remove the battery and battery tray. (See «BATTERY REMOVAL/INSTALLATION [MZI 3.7 V6]»(ref-448609-S21137111942012012000000).)
  3. Remove all connectors and clips which may interfere with servicing.
  4. Loosen the PCM bracket nuts.
  5. Remove the PCM from the PCM bracket.
  6. Remove the PCM bracket.
  7. Install in the reverse order of removal.
  8. When replacing the PCM on the vehicles, perform the following
  1. PCM configuration (See «PCM CONFIGURATION [MZI 3.7 V6]»(ref-448597-S04520589902012012000000).)
  2. Immobilizer system component replacement/key addition and clearing (See «IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [KEYLESS ENTRY SYSTEM]»(ref-448614-S28546032012012012000000).) (See «IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]»(ref-448614-S31570466142012012000000).)

Scheme 54

Scheme 54