Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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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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Connector Grounds

Fig. 22 ECU connector pins # 5, 16:





1. Connect an ohmmeter between terminals as follows, Fig. 22, and the vehicle ground.
a. Pin 5 correct value: resistance less than 1 ohm.
b. Pin 16 correct value: resistance less than 1 ohm.
2. If these values are incorrect, check the electrical circuits continuity and the ground tree (on common manifold).