DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON, and wait for 2 seconds or more.
2. Check "Self-diagnosis result" with CONSULT.
Is DTC detected?
YES >> Go to PCS "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to PCS "Wiring Diagram".
1.CHECK IPDM E/R SELF-DIAGNOSTIC RESULT
1. Turn ignition switch ON.
2. Erase the DTC of IPDM E/R.
3. Turn ignition switch OFF.
4. Turn ignition switch ON and check the DTC again.
Is DTC detected?
YES >> Repair or replace the malfunctioning part. Refer to BCS "DTC Index".
NO >> GO TO 2.
2.CHECK IGNITION RELAY-1 CONTROL SIGNAL (IPDM E/R)
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS "Removal and Installation".
3.CHECK IGNITION RELAY-1 CONTROL SIGNAL CIRCUIT (IPDM E/R)
1. Turn ignition switch OFF.
2. Disconnect BCM and IPDM E/R connectors.
3. Check continuity between BCM harness connector and IPDM E/R harness
connector.
Is the inspection result normal?
YES >> Replace IPDM E/R.
NO >> Repair or replace harness.
Multiport fuel injection system
MULTIPORT FUEL INJECTION SYSTEM : System Diagram
MULTIPORT FUEL INJECTION SYSTEM : System
Description
INPUT/OUTPUT SIGNAL CHART
Sensor
Input signal to ECM
ECM function
Actuator
Crankshaft position sensor (POS)
Engine speed*4
Piston position
Fuel injection & ...
U0155 Lost communication (IPC)
Description
CAN (Controller Area Network) is a serial communication line for real-time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...