Operation CHARM: Car repair manuals for everyone.
Home >> Mazda >> 1993 >> MX-3 V6-1844cc 1.8L DOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Specifications
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Engine Control Module: Specifications

Pins 1A - 1L

ECU Terminal Voltage Chart (Part 1):






Pins 1M - 2G

ECU Terminal Voltage Chart (Part 2):






Pins 2H - 3N

ECU Terminal Voltage Chart (Part 3):






Pins 3O - 3Z and ECU Connector ID

ECU Terminal Voltage Chart (Part 4):




pro multis · About Operation CHARM