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

Electrical Specifications

Sensor Resistance / Voltage
Between Terminals Resistance Voltage
Throttle Valve Condition
Note: Vacuum applied to throttle opener.
Fully Closed VTA -E2 0.2 - 5.7 Kilo Ohms (K ohms)0.3 - 0.8 Volts (V)
Fully Closed IDL - E2 2.3 K ohms or less ---
Open IDL - E2 Infinity ---
Fully Open VTA - E2 2.0 - 10.2 Kilo Ohms (K ohms)3.2 - 4.9 Volts (V)
--- VC - E2 2.5 - 5.9 Kilo Ohms (K ohms)---