ECU Shootout

Haltech E6H / E6M ECU

EntryWire-inDiscontinued
Years made not published
No direct replacement listed
Needs older software: see belowIdentify another ECU

The Haltech E6H / E6M is an entry-level wire-in engine control unit (ECU) from Haltech. It is an older generation, no longer made. It has support for up to 12 cylinders.

Prices checked . Specs from Haltech's published data.

Pixel illustration of the Haltech E6H / E6M

Key specs

4INJECTORS
–IGNITION
12MAX CYL
–DBW
–λ WIDEBAND
–KNOCK
–CAN BUSES
–LOGGING

DBW = drive-by-wire throttle channels · λ wideband = onboard wideband lambda (oxygen sensor) inputs · CAN = controller area network buses.

Features

  • Drive-by-wireNot published
  • Onboard widebandNot published
  • Knock controlNot published
  • Flex fuelNot published
  • Traction controlNot published
  • Launch controlNot published
  • Boost controlNot published
  • Gearbox controlNot published
  • Onboard loggingNot published
  • EthernetNot published
  • USBNot published
  • Built-in displayNo

Yes and No come from Haltech's published specs; "not published" means the maker doesn't say. Some features, like traction control and launch control, mean different things by brand. See the glossary.

Details

Highlights
E6H takes Hall-effect or optical triggers; E6M adds a built-in reluctor adaptor. 4 low or 8 high impedance injectors; -8 versions double that. Idle, closed-loop O2, boost, NOS, anti-lag, turbo timer, VTEC, air-con control
Links
Product page ↗
Plug-ins
Haltech makes 193 model-specific plug-in fitments. Find one for your car
Tuning
Find a Haltech tuner with a dyno
Status
Older generation, no longer made
Maker
Haltech: history, software and every model

Identify it

On the label
HALTECH E6H · HALTECH E6M · HALTECH E6H-8 · HALTECH E6M-8
How to tell
'E6H' (Hall/optical trigger) or 'E6M' (adds reluctor input) on the label; -8 means eight injector drivers.

Sources: web.archive.org ↗