4 Runner 4WD L4-2366cc 2.4L SOHC Turbo (22R-TE) (1987)
Engine Control Module: Pinout Values and Diagnostic Parameters
ECU
INSPECTION OF ECU
Voltage at ECU Wiring Connectors
1. MEASURE VOLTAGE OF ECU
NOTE:
(1) The ECU itself cannot be checked directly.
(2) The EFI circuit can be checked by measuring the resistance and voltage at the wiring connectors of the ECU.
Check the voltage at the wiring connectors.
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Remove the right kick panel.
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Turn the ignition switch ON.
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Measure the voltage at each terminal.
NOTE :
1. Perform all voltage measurements with the connectors connected.
2. Verify that the battery voltage is 11V or above when the ignition switch is ON.