DTC DETECTION LOGIC
NOTE:

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press push-button ignition switch under the following conditions to start engine.
2. Wait 1 second after engine started.
3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES >> Go to SEC "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to SEC "Wiring Diagram".
1.CHECK DTC OF IPDM E/R
Check DTC in Self Diagnostic Result mode of IPDM E/R using CONSULT.
Is DTC detected?
YES >> Perform the trouble diagnosis related to the detected DTC. Refer to PCS "DTC Index".
NO >> GO TO 2.
2.CHECK STARTER RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground. 
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 3.
3.CHECK STARTER RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect starter relay.
3. Disconnect BCM connector.
4. Check continuity between starter relay harness connector and BCM harness
connector.
5. Check continuity between starter relay harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace harness.
4.CHECK STARTER RELAY
Refer to SEC "Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace starter relay.
5.REPLACE BCM
1. Replace BCM. Refer to BCS "Removal and Installation".
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
3. Perform DTC CONFIRMATION PROCEDURE for B2605. Refer to SEC "DTC Logic".
Is DTC B2605 detected again?
YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation".
NO >> Inspection End.
1.CHECK STARTER RELAY
1. Turn ignition switch OFF.
2. Disconnect starter relay.
3. Check continuity between starter relay terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace starter relay.

Description BCM receives the engine status signal from ECM via CAN communication. ...
Meters and gauges
Type A (if so equipped)
1. Tachometer
2. Speedometer
3. Fuel gauge
4. Odometer
Twin trip odometer
Trip computer
5. Continuously Variable Transmission
(CVT) position indicator (if so equipped)
Automatic Transmission (A/T) position
indicator (if so equipped)
6. Instrument brightness con ...
S connector circuit
Description
The starter motor magnetic switch is supplied with power when the ignition
switch is turned to the START position
while the selector lever is in the P (Park) or N (Neutral) position.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to STR, "Wiring Diagram - Wit ...