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

Engine Temperature Sensor: Testing and Inspection

1. Connect ohmmeter between pins 30 and 45.
2. Correct resistance reading at various temperatures is:
a. At 14°F; 8200-11000 ohms.
b. At 68°F; 2280-2720 ohms.
c. At 122°F; is 290-370 ohms.