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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Pinpoint Tests - Non OSC Equipped Vehicle

Pinpoint Tests - Non OSC Equipped Vehicle

Special Tool(s):





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

Prior to carrying out the pinpoint tests, check the following:
^ Transmission fluid level.
^ Transmission fluid condition (burned, metal particles or discolored).
^ Engine cooling system.
^ Other non-related transmission DTCs.