A | 5 | O2 LSS | O2 Heater | Lambda sensor heater | NC | Only if you plan to use factory NB O2 sensor
A | 6 | FAN Control | PWM to Fan control module | Relay for 1st Fan Control | MRE pin 33 (GP3) | On some models this is PWM output and SAM ECU controls the FAN based on this. Note a 10hz/30% Duty is neaded to make the ecu happy, higher duty equals higher fan speed. 30% is off.
C | 21 | EVAP Solenoid | Low side switch | Fuel vapour recovery solenoid valve| MRE pin 3 (LS2) | Control this pin via FSIO.
C | 22 | Supply PPS1 | 5V supply for PPS | Supply for potentiometer - 1 accelerator pedal|MRE pin 44 (5V)|
C | 23 | GND PPS1 | Ground for PPS | Earth for potentiometer - 1 accelerator pedal |MRE pin 21 (GND)|
C | 24 | Signal PPS1 | Pedal Position1 | Signal for potentiometer - 1 accelerator pedal|MRE pin 31 (AV3)|
C | 25 | Signal PPS2 | Pedal Position2 | Signal for potentiometer - 2 accelerator pedal|MRE pin 30 (AV7)|
C | 26 | GND PPS2 | Ground for PPS | Earth for potentiometer - 2 accelerator pedal |MRE pin 21 (GND)|
C | 27 | Supply PPS2 | 5V supply for PPS | Supply for potentiometer - 2 accelerator pedal|MRE pin 44 (5V)|
C | 28 | NC | | Sport throttle response on warning light | |
C | 29 | Fuel Pump | Low Side switch for FP relay | Fuel pump relay | MRE pin 35 (GP1)|
C | 30 | NC | | NC | |
C | 31 | O2 Signal GND | NB Heated O2 Signal GND | Lambda sensor earth | |
C | 32 | O2 Signal | NB Heated o2 Signal | Lambda sensor signal| |
C | 33 | NC | | NC | |
C | 34 | NC | | NC | |
C | 35 | NC | | NC | |
C | 36 | NC | | NC | |
C | 37 | NC | | NC | |
C | 38 | DIAG | Tacho out | RPM Signal | | I send information over CAN.
C | 39 | DIAG | K line | Diagnostic connection (line K) | |
C | 40 | SAM? | | NC | |
D | 1 | NC | function | MRE pin | Comments
D | 2 | NC | | Relay for cooling fan 2 nd speed | |
D | 3 | Starter LSS | Starter Relay| NC | MRE pin - | I use just and external switch.
D | 4 | NC | | NC | |
D | 5 | NC | | CAE gear selector switch | |
D | 6 | NC | | NC | |
D | 7 | NC | | NC | |
D | 8 | NC | | NC | |
D | 9 | NC | | NC | |
D | 10 | NC | | NC | |
D | 11 | CAN_H | Can High | CAN line "high" | MRE pin 48 (CANH) |
D | 12 | CAN_L | Can Low | CAN line "low" | MRE pin 47 (CANL) |
D | 13 | NC | | Speedometer signal | |
D | 14 | NC | | Brake lights switch | |
D | 15 | NC | | NC | |
D | 16 | NC | | NC | |
D | 17 | NC | | CAE recognition | |
D | 18 | NC | | NC | |
D | 19 | NC | | Clutch Pedal | |
D | 20 | NC | | Cruise Control + | |
D | 21 | NC | | Cruise Control - | |
D | 22 | NC | | Cruie Control recall | |
D | 23 | NC | | Break Sw | |
D | 24 | NC | | Cruise Control deactivation | |
E | 1 | NC | | Operation of injector for cyl. 3 | |
E | 2 | NC | | Operation of injector for cyl. 6 | |
E | 3 | NC | | NC | |
E | 4 | VVT LSS | VVT coil LSS | Air conditioning compressore relay feed | MRE pin 7 (LS1)| On My variant this is VVT, on other OEMs it is compressore clutch.
E | 5 | NC | | NC | |
E | 6 | NC | | NC | |
E | 7 | NC | | NC | |
E | 8 | NC | | NC | |
E | 9 | NC | | NC | |
E | 10 | NC | | Cruise control on warning light| |
E | 11 | NC | | NC | |
E | 12 | NC | | NC | |
E | 13 | Injector 4 | Injector 4 | Operation of injector for cyl. 2 |MRE pin 42 (INJ4) |
E | 14 | Injector 2 | Injector 2 | Operation of injector for cyl. 5 |MRE pin 38 (INJ2) |
E | 15 | NC | | Air conditioning pressure switch 1st stage | |
E | 16 | NC | | NC | |
E | 17 | Oil Switch | Oil Level Switch | Air conditioning pressure switch 2nd stage | MRE pin | In case this is used, it must be connected to a temperature input. This way we have a pull up inside MRE and this switch would drive the line low.
E | 18 | NC | | NC | |
E | 19 | NC | | NC | |
E | 20 | NC | | NC | |
E | 21 | NC | | Air conditioning request switch | |
E | 22 | NC | | NC | |
E | 23 | NC | | Sport throttle response switch | |
E | 24 | NC | | Sport throttle response switch earth | |
E | 25 | Injector 1 | Injector 1 | Operation of injector for cyl. 1 | MRE pin 37 (INJ1)|
E | 26 | Injector 3 | Injector 3 | Operation of injector for cyl. 4 | MRE pin 41 (INJ3)|
E | 27 | NC | | NC | |
E | 28 | CLT GND | Signal GND | Coolant temperature sensor earth | MRE pin 21 |
E | 29 | CLT Signal | CLT Signal | Coolant temperature sensor signal| MRE pin 18 (AT1)|
E | 30 | NC | | NC | |
E | 31 | TPS1 | TPS1 signal |Potentiometer - 1 butterfly casing| MRE pin 26 (AV2)|
E | 32 | TPS GND | TPS GND |Earth for potentiometer 1-2 butterfly casing | MRE pin 21 |
E | 33 | TPS Supply | 5V TPS supply | Supply for potentiometer 1-2 butterfly casing|MRE pin 44 (5V)|
E | 34 | TPS2 | TPS2 signal | Potentiometer - 2 butterfly casing | MRE pin 28 (AV10) |