B -- GO TO CIRCUITS INDICATED BY OUTPUT DTCS See: U1002
A -- Continue to next step.
2. CHECK CAN BUS WIRE FOR DISCONNECTION (DRIVING SUPPORT ECU BRANCH WIRE)
(a) Turn the engine switch off.
(b) Disconnect the driving support ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BUS BRANCH WIRE OR CONNECTOR (DRIVING SUPPORT ECU BRANCH
WIRE)
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL)
(a) Turn the engine switch on (IG).
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)
OK -- Continue to next step.
4. CHECK HARNESS AND CONNECTOR (GROUND TERMINAL)
(a) Measure the resistance according to the value(s) in the table below.
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