xD L4-1.8L (2ZR-FE) (2008)
(a) Turn the ignition switch off.
(b) Disconnect the A21 ECM connector.
(c) Measure the resistance according to the value in the table below.
Standard resistance:
(d) Reconnect the ECM connector.
NG -- REPAIR OR REPLACE CAN MAIN WIRE CONNECTED TO ECM (CAN-H, CAN-L)
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (IGSW, E1)
(a) Disconnect the A21 and C19 ECM connectors.
(b) Measure the resistance according to the value in the table below.
Standard resistance:
(c) Measure the voltage according to the value in the table below.
Standard voltage:
(d) Reconnect the ECM connectors.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE ECM