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

Resistance Specifications

EGR control solenoid valve 36 ohms
Engine coolant temperature sensor:
20° C (68° F) 2-3K ohms
50° C (122° F) 700-1000 ohms
80° C (176° F) 300-400 ohms
Fuel injectors 11-12 ohms
Fuel pump relay between terminals 2 & 4 10 ohms max.
Knock sensor 560k ohms
Induction control solenoid valve 36 ohms
Purge control solenoid valve 36 ohms
Throttle position sensor:
Between terminals 1 and 3 5k ohms
[1] Between terminals 2 and 3 10 - 12k ohms
[2] Between terminals 2 and 3 3 - 5k ohms

[1] Throttle closed
[2] Throttle wide open