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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System Check Procedure





ELECTRONIC FUEL INJECTION (EFI) SYSTEM CHECK PROCEDURE

NOTE:
- Perform all voltage measurements with the connectors connected.
- Verity that the battery voltage is 11 V or more when the ignition switch is at "ON".

Using a voltmeter with high impedance (10 k-ohms/V minimum), measure the voltage at each terminal of the wiring connectors.

Pinout Values and Diagnostic Parameters