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

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Shift Solenoid Operation Chart

Any time an electrical connector or solenoid body is disconnected, inspect the connector for terminal condition, corrosion and contamination. Also inspect the connector seal for damage. Clean, repair or replace as required.

SHIFT SOLENOIDS PRE-DIAGNOSIS








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





SHIFT SOLENOID FAILURE MODE CHART "ALWAYS OFF"
Failed off due to powertrain control module and/or vehicle wiring concerns, shift solenoid electrically or hydraulically stuck off.





SHIFT SOLENOID FAILURE MODE CHART "ALWAYS ON"
Failed on due to powertrain control module and/or vehicle wiring concerns, shift solenoid electrically or hydraulically stuck on.