| Bit rate | 1 Mbps |
| ECU termination | On |
| Identifier format | 11-bit |
| Base address | $300 |
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| Variable 0 high | Variable 0 low | Variable 1 high |
Variable 1 low |
Variable 2 high |
Variable 2 low |
Variable 3 high |
Variable 3 low |
| Offset | Live variable address range | First variable | Second variable | Third variable | Fourth variable |
| 4 ($004) | 16 - 19 | Ext 0-5V 2 input voltage | 12V supply voltage | 5V sensor supply voltage | Sensor ground voltage |
| 16 ($010) | 64 - 67 | RPM | (unused) | (unused) | (unused) |
| 97 ($061) | 388 - 391 | IMAP | IMAP 2 | EMAP | EMAP 2 |
| 99 ($063) |
396 - 399 |
TPS overall |
TPS1 (electronic throttle) |
TPS2 (electronic throttle) | TPS3 (electronic throttle) |
| 100 ($064) | 400 - 403 | TPS4 (electronic throttle) | Lambda 1 | Lambda 2 | ECT |
| 101 ($065) | 404 - 407 | MAT | Oil temp | Fuel temp | Oil pressure |
| 102 ($066) | 408 - 411 | Fuel gauge pressure | Fuel differential pressure | Servo position | Ext 0-5V input 1 (calibrated) |
| 103 ($067) | 412 - 415 | Ext 0-5V input 2 (calibrated) | Sensor GND voltage with GND disconnected | Ethanol percentage from sensor | Vehicle speed |
| 104 ($068) | 416 - 419 | Gear | Driven speed | Ground (undriven) speed | Slip speed |
| 108 ($06c) | 432 - 435 | Digital inputs (processed low) | Digital inputs (processed high) | Flags (low) | Flags (high) |
| 117 ($075) | 468 - 471 | Lateral undriven wheel slip | MGP 1 | MGP 2 | Knock max (inc bkg) |
| 120 ($078) | 480 - 483 | Injector duty cycle 1 | Injector duty cycle 2 | Injector duty cycle 3 | Injector duty cycle 4 |
| 129 ($081) | 516 - 519 | Charge temp 1 | Charge temp 2 | Stoich ratio | Target lambda |
| 138 ($08a) | 552 - 553 | Fuel mass cyl 15 | Fuel mass cyl 16 | Fuel inj duration 1 | Fuel inj duration 2 |
| 163 ($0a3) | 652 - 655 | Ignition timing (leading) | Ignition timing (trailing) | (unused) | (unused) |
| 165 ($0a5) | 660 - 663 | Async 1 duration | Async 1 strobe | Async 2 duration | Async 2 strobe |
| 170 ($0aa) | 680 - 683 | Idle duty cycle from closed loop correction | Idle controller status | Unclipped idle effort | Final idle effort |
| 176 ($0b0) | 704 - 707 | Cutting conditions | Current RPM limit | Pitlane RPM sampled | Pitlane status |
| 177 ($0b1) | 708 - 711 | Cut percentage from antilag | Cut percentage from traction control | Final fuel cut percentage | Final ignition cut percentage |
| 186 ($0ba) | 744 - 747 | Boost control duty cycle 1 unclipped | Final boost control duty cycle 1 | Boost controller 1 status | Closed loop correction for boost controller 2 |
The following is the actual data enabled in this ECU file:
| CAN ID | Live var address | Name | Description | Unit | Scalar |
| $304 | 16 | Voltage_Ext2 | Voltage of Ext 2 input. Max = 5.5V. Input impedance 55kOhm. Resolution = 1.3mV. On the M1200, this pin is used for injector 4 current measurement. | 1000 | |
| 17 | Voltage_12V | Voltage of 12V ignition power supply (pin 6 on J2 of M2000 / M6000, pin 1B on M1200). This is not the voltage of the ignition switch input; it's the ECU power supply pin. Max V = 17.5V, resolution = 4.2 mV | 1000 | ||
| 18 | Voltage_5V | Voltage of 5V sensor output pin. Max V = 17.5V, resolution = 4.2 mV | 1000 | ||
| 19 | Voltage_SGND current | Voltage of the sensor ground pin. Max V = 5.5V. Pulled either to ground inside the ECU, or pulled to 3.5V when sensor ground is disabled to check for ground loops. The ECU does this when the | 1000 | ||
| $310 | 64 | RPM | Engine speed in RPM. Sampled over a window of 360 crank degrees or less | 1 | |
| 65 | Period for cyl 1 | [currently unimplemented] | 1000 | ||
| 66 | Period for cyl 2 | [currently unimplemented] | 1000 | ||
| 67 | Period for cyl 3 | [currently unimplemented] | 1000 | ||
| $361 | 388 | IMAP | Intake manifold absolute pressure (as used for calculation) | kPaA | 10 |
| 389 | IMAP 2 | Intake manifold absolute pressure for bank 2 (used for calculation - in dual bank mode) | kPaA | 10 | |
| 390 | EMAP | Exhaust manifold absolute pressure (as used for calculation) | kPaA | 10 | |
| 391 | EMAP 2 | Exhaust manifold absolute pressure for bank 2 (as used for calculation - in dual bank mode) | kPaA | 10 | |
| $363 | 396 | TPS overall | TPS value used for throttle based calculations; MAP prediction etc. Should be from the actual throttle sensor. | 100 | |
| 397 | TPS 1 (DBW) | TPS from electronic throttle #1 | 100 | ||
| 398 | TPS 2 (DBW) | TPS from electronic throttle #2 | 100 | ||
| 399 | TPS 3 (DBW) | TPS from electronic throttle #3 | 100 | ||
| $364 | 400 | TPS 4 (DBW) | TPS from electronic throttle #4 | 100 | |
| 401 | Lambda | Measured lambda value, or lambda for bank 1 in dual bank engines | lambda | 1000 | |
| 402 | Lambda 2 | Measured lambda value for bank 2 in dual bank engines | lambda | 1000 | |
| 403 | ECT | Measured coolant temperature | deg C | 10 | |
| $365 | 404 | MAT | Measured air temperature | deg C | 10 |
| 405 | Oil T | Measured oil temperature | deg C | 10 | |
| 406 | Fuel T | Measured fuel temperature | deg C | 10 | |
| 407 | Oil P | Measured oil pressure (gauge pressure) | kPaG | 10 | |
| $366 | 408 | Fuel P | Measured fuel pressure (gauge pressure) | kPaG | 10 |
| 409 | Diff Fuel P | Calculated differential fuel pressure (from IMAP, fuel pressure and barometric pressure) | kPaD | 10 | |
| 410 | Servo pos | Calibrated servo position from 0-100%. By default, used for metering oil pump position feedback and other things. | 10 | ||
| 411 | 0-5V Ext 1 | Calibrated external input 1 0-5V input (not available on M1200) | 10 | ||
| $367 | 412 | 0-5V Ext 2 | Calibrated external input 2 0-5V input (not available on M1200) | 10 | |
| 413 | Sens GND V (GND off) | The sensor ground voltage when the ground output at the ECU was disabled, when the ECU was first powered up. If this is close to zero, it usually means that there's a ground loop and that sensor ground is shorted to the engine outside the ECU. Normally this will be about 1.5V or more. | 1000 | ||
| 414 | Ethanol Content | Ethanol percentage read from the flex fuel sensor directly, shows dash if there is no valid reading from the sensor or if no direct connection sensor is configured. | 10 | ||
| 415 | Vehicle speed | Vehicle speed (measured from the driven wheels) | km/h | 10 | |
| $368 | 416 | Gear number | Detected gear number, either from matching RPM/VSS or reading an analogue gear position sensor on the gearbox. In RPM / VSS mode, if the clutch input is active or the vehicle is stopped then the gear number will show zero (neutral). | 1 | |
| 417 | Driven speed | Driven wheel speed (average of both wheels on a car with sensors for both wheels) | km/h | 10 | |
| 418 | Ground speed | Ground wheel speed (or average of both undriven wheels) | km/h | 10 | |
| 419 | Spd diff (drive-gnd) | Driven wheel speed minus ground wheel speed (slip speed) | km/h | 10 | |
| $36C | 432 | Dig inp processed low | Processed digital inputs. CLUTCH (bit 0), ELEC LOAD (bit 1), AIRCONSW (air conditioner request) (bit 2), WOT (wide open throttle switch input, does not activate when pedal goes to 100%) (bit 3), CLOSEDTHROTTLE (closed throttle switch input, does not activate when TPS=0%, it's for a separate digital switch input) (bit 4), NOS (nitrous enable) (bit 5), STRAIN (strain gauge digital input on sequential gear shifter) (bit 6), TURBOCANCEL (cancel turbo timer switch input) (bit 7), ALTMAP (enable fuel / ignition map 2) (bit 8), TC SW (traction control enable switch) (bit 9), LC SW (launch control enable switch) (bit 10), ELECLOAD2 (bit 11), PSTEER (power steering engine load) (bit 12), PUSHTOPASS (push to pass / scramble boost digital input) (bit 13), PITLANESPEED (pit lane speed limit) (bit 14), BOOST1 (boost switch 1 input) (bit 15) | 1 | |
| 433 | Dig inp processed hi | Processed digital inputs. BOOST2 (boost switch 2 input) (bit 0) | 1 | ||
| 434 | Flags low | Status flags. CLOSEDTHROTTLE (closed throttle condition, either from pedal position on DBW, throttle position on cable throttle, or CLOSEDTHROTTLE digital input) (bit 0), WOT (wide open throttle condition, either from pedal positionon DBW, throttle position on cable throttle, or WOT digital input) (bit 1), POWERON (12Vpower is applied, ECU is calculating / running) (bit 2), CRANKING (engine has not fired yet, it's either stopped or we're cranking) (bit 3), HAVEPERIOD (ECU has TDC information, but not necessarily the cylinder number) (bit 4), HAVE360 (ECU has 360 degrees of information, eg from a crank sensor, but not necessarily 720 degrees - in other words, ECU can do wasted spark ignition on a 4 stroke or direct fire / sequential injection on a 2-stroke / rotary) (bit 5), HAVE720 (ECU has 720 degrees of information, can do fully sequential injection and direct fire ignition on a 4-stroke engine) (bit 6), MAP2 (the second fuel / ignition maps are currently engaged) (bit 7), ACON (Air conditioner is on, additional idle effort enabled) (bit 8), ACCOMPON (Air conditional compressor is on - happens a delay after ACON) (bit 9), THERMO1 (first stage thermofan on) (bit 10), THERMO2 (second stage thermofan) (bit 11), THERMO3 (third stage thermofan) (bit 12), CLUTCH (clutch or neutral input is triggered or car is stopped) (bit 13), HAVE3602 (have had 360 degrees of information for at least 2 crank cycles) (bit 14), HAVE3603 (have had 360 degrees of information for at least 3 crank cycles) (bit 15) | 1 | ||
| 435 | Flags high | Status flags. CLOSEDFUEL (in closed loop fuel mode) (bit 0), CLOSEDIDLE (in closed loop idle mode) (bit 1), IDLEDERIV (idle derivative enabled, eg coming back down to idle) (bit 2), IDLEHOMED (idle stepper motor is homed, happens when ECU is first powered up with 12V) (bit 3), LAUNCHENA (launch control enabled) (bit 4), INLAUNCH (launch control currently triggered) (bit 5), TCENA (traction control enabled) (bit 6), INTC (traction control currently triggered) (bit 7), INANTILAG (antilag currently triggered) (bit 8), FUELPUMPON (fuel pump output triggered) (bit 9), INTWINTURBO (2nd turbo enabled in sequential twin turbo system) (bit 10), CLOSEDBOOST (in closed loop boost mode) (bit 11), LOCKED (ECU settings are locked, can't be read out) (bit 12), NEEDREAD (PC needs to read updated settings out from the ECU) (bit 13), ABOVEOVERRUN (RPM has gone above the overrun RPM threshold) (bit 14), MIN PW CLIP (injector duration has been clipped by the minimum pulsewidth or minimum fuel delivery setting) (bit 15) | 1 | ||
| $375 | 468 | Slip LR Ground | Lateral slip of undriven wheels | 100 | |
| 469 | MGP1 | Manifold gauge pressure for bank 1. Calculated by IMAP 1 - Baro pressure | kPaG | 10 | |
| 470 | MGP2 | Manifold gauge pressure for bank 2. Calculated by IMAP 2 - Baro pressure | kPaG | 10 | |
| 471 | Knock max (inc bkg) | Maximum knock reading of all cylinders (before background is subtracted) | 1000 | ||
| $378 | 480 | Injector 1 duty | Duty cycle for injector output 1 | 100 | |
| 481 | Injector 2 duty | Duty cycle for injector output 2 | 100 | ||
| 482 | Injector 3 duty | Duty cycle for injector output 3 | 100 | ||
| 483 | Injector 4 duty | Duty cycle for injector output 4 | 100 | ||
| $381 | 516 | Calc Charge temp 1 | Calculated charge temperature for bank 1 (blend of air temp and coolant temp, in accordance with the manifold heat soak map) | deg C | 10 |
| 517 | Calc Charge temp 2 | Calculated charge temperature for bank 2 (blend of air temp and coolant temp, in accordance with the manifold heat soak map) | deg C | 10 | |
| 518 | Stoichiometric ratio | Current stoichiometric ratio, either ECU setting or interpreted from the flex sensor | 1000 | ||
| 519 | Target Lambda | Target lambda value, looked up from the target lambda map | lambda | 10000 | |
| $38A | 552 | Fuel mass cyl 15 | Fuel mass to inject for cylinder 15 (after individual cylinder fuel trim) | 10 | |
| 553 | Fuel mass cyl 16 | Fuel mass to inject for cylinder 16 (after individual cylinder fuel trim) | 10 | ||
| 554 | Fuel inj dur out 1 | Fuel injector duration (pulsewidth) for output 1 | 1000 | ||
| 555 | Fuel inj dur out 2 | Fuel injector duration (pulsewidth) for output 2 | 1000 | ||
| $3A3 | 652 | Ignition timing | Ignition timing, or ignition timing leading on spark split engines eg rotaries | 10 | |
| 653 | Ignition timing (trail) | Ignition timing trailing on spark split engines eg rotaries | 10 | ||
| 654 | Advance metric (raw) | [currently unimplemented] | 1 | ||
| 655 | Advance metric (filt) | [currently unimplemented] | 1 | ||
| $3A5 | 660 | Async inj duration | Duration of async injection pulse, for injector outputs 1-16, bank 1 | 1000 | |
| 661 | Async inj strobe 1-16 | Enable async injection for injector outputs 1-16, bank 1 | 1 | ||
| 662 | Async inj duration 2 | Duration of async injection pulse, for injector outputs 1-16, bank 2 | 1000 | ||
| 663 | Async inj str 1-16 2 | Enable async injection for injector outputs 1-16, bank 2 | 1 | ||
| $3AA | 680 | Idle effort closed lp | Additional idle effort from closed loop idle control | 100 | |
| 681 | Idle closed lp status | [currently unimplemented] | 1 | ||
| 682 | Unclipped idle effort | Idle valves added together (could be less than the minimum value or greater than 100) | 100 | ||
| 683 | Idle effort / duty | Final idle effort, between the range of the minimum idle effort setting and 100% | 100 | ||
| $3B0 | 704 | Cutting conditions | Power cutting conditions: FUELPT (fuel pressure safety cut) (bit 0), OILT (oil temperature safety cut) (bit 1), OILP (oil pressure safety cut) (bit 2), AFR (lean-out protection) (bit 3), OCINJ (open circuit injector) (bit 4), OVRBOOST (over boost) (bit 5), REVL (rev limiter) (bit 6), OVERRUN (overrun / decel fuel cut) (bit 7), FCLEAR (flood clear, ie injector cut during cranking) (bit 8), PITLANE (ignition cut due to pit lane limit) (bit 9), LAUNCH (ignition / fuel cut due to launch control) (bit 10), ANTILAG (ignition cut due to antilag) (bit 11), FLATSHIFT (ignition cut due to flatshift) (bit 12), ETHROTTLE (TPS is being closed for power reduction) (bit 13), FUEL (fuel cut is in progress) (bit 14), IGN (ignition cut is in progress) (bit 15) | 1 | |
| 705 | Current RPM limit | Current RPM limit, from either safety function or the coolant temp dependent rev limit table | 1 | ||
| 706 | Pitlane RPM limit | Pitlane RPM limit, taken from sampling the RPM when the vehicle speed matched the pitlane speed setting | 1 | ||
| 707 | Pitlane status | [currently unimplemented] | 1 | ||
| $3B1 | 708 | Pwr cut (antilag) | [currently unimplemented] | 1 | |
| 709 | Pwr cut (traction) | [currently unimplemented] | 1 | ||
| 710 | Fuel cut | Final fuel cut percentage | 1 | ||
| 711 | Ignition cut | Final ignition cut percentage | 1 | ||
| $3BA | 744 | Unclipped WG value1 | Total wastegate duty cycle 1 (before clipping between zero and maximum value) | 100 | |
| 745 | Wastegate 1 duty | Final wastegate duty cycle 1 | 100 | ||
| 746 | Boost ctrl status | Boost controller status. PUSHTOPASS (push to pass currently active) (bit 0) | 1 | ||
| 747 | Closed lp WG 2 corr | Closed loop correction to wastegate duty cycle 2 | 100 |
