Pinout Values and Diagnostic Parameters
TERMINALS OF ECU1. CHECK COWL SIDE JUNCTION BLOCK RH (MULTIPLEX NETWORK BODY ECU)
a. Disconnect the DD and DK junction block connectors.
b. Disconnect the K68 ECU connector.
c. Measure the resistance and voltage of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side connectors.
2. CHECK COWL SIDE JUNCTION BLOCK LH (COWL SIDE JUNCTION BLOCK ECU LH)
a. Disconnect the PA and PM junction block connectors.
b. Disconnect the V3 ECU connector.
c. Measure the resistance and voltage of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side.
d. Reconnect the PM and PA junction block connectors.
e. Reconnect the V3 ECU connector.
f. Measure the voltage and resistance of the connectors.
If the result is not as specified, the cowl side junction block ECU LH may have a malfunction.