All CAN frames decoded from the Haltech ECU CAN stream. Haltech transmits on a 1 Mbit/s bus using standard 11-bit CAN IDs. See the official Haltech CAN ECU Broadcast Protocol for full specification.
All values sourced from the Haltech Generic Dash CAN stream. Pressure values are displayed as gauge PSI (absolute kPa − 101.3 kPa atmospheric). Temperature values are in °C (converted from Kelvin). The keypad emulation frames (0x60A / 0x60B) are Haltech-only and require the CAN Keypad feature to be enabled in the gauge menu.
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x360 |
RPM
TPS
MAP / Boost
Coolant Pressure
|
rpm
%
psi (gauge)
psi
|
| 0x361 |
Fuel Pressure
Oil Pressure
Engine Demand
Wastegate Pressure
|
psi
psi (gauge)
%
psi (gauge)
|
| 0x362 | Ignition Angle | ° |
| 0x371 | Fuel Flow | cc/min |
| 0x372 |
Battery Voltage
Boost Target
Barometric Pressure
|
V
psi (gauge)
kPa
|
| 0x377 | Boost Pre-Intercooler | psi (gauge) |
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x3E0 |
Coolant Temp (CLT)
Intake Air Temp (IAT)
Fuel Temp
Oil Temp
|
°C (converted from K) |
| 0x3E1 |
Gearbox Temp
Diff Temp
Fuel Composition (Ethanol %)
|
°C
°C
%
|
| 0x373 | EGT 1 / 2 / 3 / 4 | °C (converted from K) |
| 0x374 | EGT 5 / 6 / 7 / 8 | °C (converted from K) |
| 0x375 | EGT 9 / 10 / 11 / 12 | °C (converted from K) |
| 0x376 | Ambient Temperature | °C (converted from K) |
| 0x469 |
ECU Temperature
Oil Level
|
°C
%
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x368 |
Wideband O2 Bank 1 (λ)
Wideband O2 Bank 2 (λ)
Wideband O2 Sensor 3 (λ)
Wideband O2 Sensor 4 (λ)
AFR (gasoline stoich 14.7)
|
λ
λ
λ
λ
AFR
|
| 0x470 |
Wideband O2 Overall (λ)
Wideband O2 All Bank 1 (λ)
Wideband O2 All Bank 2 (λ)
Gear
Gear Selected
|
λ
λ
λ
1–9
1–9
|
| 0x3E9 |
Gen Sensor 9
Gen Sensor 10
Lambda Tgt
|
—
—
—
|
| 0x3EE |
WB 5
WB 6
WB 7
WB 8
|
—
—
—
—
|
| 0x3EF |
WB 9
WB 10
WB 11
WB 12
|
—
—
—
—
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x36A |
Knock Level 1
Knock Level 2
|
dBV |
| 0x3EB |
Ignition Angle Bank 1
Ignition Angle Bank 2
|
° BTDC |
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x3E2 | Fuel Level | % |
| 0x3E3 |
Fuel Trim ST Bank 1
Fuel Trim ST Bank 2
Fuel Trim LT Bank 1
Fuel Trim LT Bank 2
|
% |
| 0x6F6 |
Fuel Used (Trip)
Trip Meter
|
cc
km
|
| 0x701 |
Fuel Economy Average
Fuel Economy Instantaneous
Fuel Mileage Instantaneous
|
L/100km or km/L |
| 0x475 |
Fuel Pump
Fuel Pump A1
Fuel Pump A2
Fuel Pump A3
|
%
%
%
%
|
| 0x6F8 | Fuel Level 0 | % |
| 0x6F9 | Fuel Level 1 | % |
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x370 |
Vehicle Speed
Intake Cam 1
Intake Cam 2
|
km/h
° cam
° cam
|
| 0x36D |
Exhaust Cam 1
Exhaust Cam 2
|
° cam |
| 0x36C | Wheel Speed FL / FR / RL / RR | km/h |
| 0x363 |
Wheel Slip
Wheel Diff
|
% |
| 0x3E5 |
Steering Angle
Driveshaft RPM
|
°
rpm
|
| 0x471 |
Accelerator Pedal Position (APP)
Exhaust Manifold Pressure
|
%
kPa
|
| 0x3EA |
Gearbox Line Pressure
Crank Case Pressure
|
kPa (gauge) |
| 0x472 |
Cruise Tgt
Cruise Last
Cruise Err
|
km/h
km/h
km/h
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x36B | Lateral G | G |
| 0x36E | Longitudinal G | G |
| 0x474 |
Vertical G
Pitch Rate
Roll Rate
Yaw Rate
|
G
°/s
°/s
°/s
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x36B |
Brake Pressure Front
Brake Pressure Rear
Brake Bias Front
Brake Bias Rear
Brake Pressure Diff (F−R)
Turbo Speed 1
|
kPa
kPa
%
%
kPa
rpm
|
| 0x3F1 | Suspension Travel FL / FR / RL / RR | mm |
| 0x3F2 |
Ride Height Front
Ride Height Rear
|
mm |
| 0x3F0 |
Travel Raw FL
Travel Raw FR
Travel Raw RL
Travel Raw RR
|
mm
mm
mm
mm
|
| 0x3F3 | Ride Ht R | mm |
| 0x476 |
Brk Pres R
Brk Bias F
Brk Bias R
Brk Prs Dif
|
kPa
%
%
kPa
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x6F0 | Tyre Pressure FL / FR / RL / RR | kPa (gauge) |
| 0x6F2 | Tyre Temp FL / FR / RL / RR | °C (converted from K) |
| 0x6F1 |
Tyre Tmp FL
Tyre Tmp FR
Tyre Tmp RL
Tyre Tmp RR
|
°C
°C
°C
°C
|
| 0x6F3 |
Tyre Rec F
Tyre Rec R
Leak FL
Leak FR
Leak RL
Leak RR
Eng Protect
Protect Code
|
kPa
kPa
—
—
—
—
—
—
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
| 0x3E4 |
Neutral (flag)
Reverse (flag)
Brake (flag)
Clutch (flag)
CEL / MIL (flag)
Pit Limiter Active (flag)
|
0 / 1 |
| 0x6F4 |
Engine State
Park Light (flag)
Head Light (flag)
High Beam (flag)
Left Indicator (flag)
Right Indicator (flag)
|
0 / 1 |
| CAN ID | Signal(s) | Unit |
|---|---|---|
| 0x36F |
Gen Out 1 Duty
Boost Ctrl
|
%
%
|
| 0x380 |
Gen Out 1
Gen Out 2
Gen Out 3
Gen Out 4
|
—
—
—
—
|
| 0x3E7 |
Gen Sensor 1
Gen Sensor 2
Gen Sensor 3
Gen Sensor 4
|
—
—
—
—
|
| 0x3E8 |
Gen Sensor 5
Gen Sensor 6
Gen Sensor 7
Gen Sensor 8
|
—
—
—
—
|
| 0x6F7 | Calc Air Tmp | °C |
| 0x6FF |
TrqConv Pres
Xfer Case Pres
A/C Pres
PwrSteer Pres
|
kPa
kPa
kPa
kPa
|
| CAN ID | Signal(s) | Unit / Notes |
|---|---|---|
|
0x60A
0x60B
|
Keypad A / B — ECU → Gauge LED state | Incoming from ECU — button LED state for keypad 2–4 A or B |
|
0x70A
0x70B
|
Keypad A / B — Gauge → ECU button press | Outgoing from gauge — emulates keypad button presses |
|
0x58A
0x58B
|
Keypad A / B — Gauge → ECU identify reply | Handshake response during ECU identify sequence |
|
0x18A
0x18B
|
Keypad A / B — ECU → Gauge query / announce | Incoming ECU query frame initiating handshake |