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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Pinout Values and Diagnostic Parameters

ENGINE CONTROL MODULE (ECM)

Engine Control Module (ECM) - ECM Harness Connector:

1. ECM HARNESS CONNECTOR

Engine Control Module (ECM) - ECM Terminal Function (Part 1):

Engine Control Module (ECM) - ECM Terminal Function (Part 2):

Engine Control Module (ECM) - ECM Terminal Function (Part 3):

2. ECM TERMINAL FUNCTION

ECM Terminal Input/Output Signal (Part 1):

ECM Terminal Input/Output Signal (Part 2):

ECM Terminal Input/Output Signal (Part 3):

ECM Terminal Input/Output Signal (Part 4):

3. ECM TERMINAL INPUT/OUTPUT SIGNAL