Diagnosis procedure
1.Check connector
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit

Is the measurement value within the specification? Yes >> go to 3.
No >> repair the ecm branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the ECM. Refer to EC-164, "Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the ECM. Refer to EC-485, "Removal and Installation".
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit.
Main line between ipdm-e and dlc circuit
Abs branch line circuitDlc branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal
Check the terminals and connectors of the data link connector for
damage, bend and loose connection
(connector side and harness side).
Is the inspection result ...
Electrical units location
Electrical units location
Engine compartment
Passenger compartment
Luggage compartment
...
Eco mode control
ECO MODE CONTROL : System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM receives an ECO mode signal from combination meter via CAN
communication and improves the fuel
economy by controlling the throttle movement to less than usual. Therefore,
driving characteristic is controlle ...