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 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

Shift Solenoid Operation Chart

SHIFT SOLENOID PRE-DIAGNOSIS

Solenoid Operation Chart:





Use the following shift solenoid operation information when performing Pinpoint Test A. A: Shift Solenoids

EC = Electronically Controlled.
HD = Hydraulically Disabled.


SHIFT SOLENOID FAILURE MODE CHART "ALWAYS OFF"








Failed off due to and/or vehicle wiring concerns, electrically or hydraulically stuck off.


SHIFT SOLENOID FAILURE MODE CHART "ALWAYS ON"








Failed on due to and/or vehicle wiring concerns, electrically or hydraulically stuck on.