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)

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Sensor Reference Graphs In Data Monitor Mode

Major Sensor Reference Graph in Data Monitor Mode
The following are the major sensor reference graphs in "DATA MONITOR" mode.

THRTL POS SEN, ABSOL TH�P/S, CLSD THL/P SW
Below is the data for "THRTL POS SEN", "ABSOL TH�P/S" and "CLSD THL/P SW" when depressing the accelerator pedal with the ignition switch "ON".




The signal of "THRTL POS SEN" and "ABSOL TH�P/S" should rise gradually without any intermittent drop or rise after "CLSD THL/P SW" is changed from "ON" to "OFF".

Part 1:




Part 2:




ENG SPEED, MAS A/F SE-B1, THRTL POS SEN, HO(2)S(2) (B1), HO(2)S(1) (B1), INJ PULSE-B1
Above is the data for "ENG SPEED", "MAS A/F SE-B1", "THRTL POS SEN", "HO(2)S(2) (B1)", "HO(2)S(1) (B1)" and "INJ PULSE-B1" when revving engine quickly up to 4,800 rpm under no load after warming up engine to normal operating temperature.

Each value is for reference, the exact value may vary.