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.

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Link: lemon-manuals.la

Control Module Pinout Values

Connectors:




Part 1 0f 3:




Part 2 Of 3:




Part 3 Of 3:




TERMINALS OF ECU

Using TOYOTA break-out-box and TOYOTA hand-held tester, measure the ECU terminal values.
1. Turn the ignition switch OFF.




2. Hook up the TOYOTA break-out-box and TOYOTA hand-held tester to the vehicle.
3. Turn the ignition switch ON.
4. Read the ECU input/output values by following the prompts on the tester screen.

HINT:
- TOYOTA hand-held tester has a "Snapshot" function. This records the measured values and is effective in the diagnosis of intermittent problems.
- Please refer to the TOYOTA hand-held tester/TOYOTA break-out-box operator's manual for further details.