Operation CHARM: Car repair manuals for everyone.
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

Diagnostic Notes

Fig. 10 12 terminal under-dash connector with ``Test'' terminal:






Refer to HEI Diagnostic Charts for diagnostic procedures.

NOTE: Diagnostic charts and test procedures refer to "Test" terminal, the "Test" terminal is located in a 12 terminal connector located under the dashboard, Fig. 10.