Description
BCM detects the stop lamp status and confirms the stop lamp switch ON/OFF status. BCM confirms the engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Depress the brake pedal and wait for at least 1 second.
Check "Self Diagnostic Result" with CONSULT.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram" or SEC-128, "Wiring Diagram".
1.CHECK STOP LAMP SWITCH INPUT SIGNAL
Turn ignition switch OFF.
Disconnect BCM harness connector.
Check voltage between BCM harness connector M18 terminal 26 and ground.


2.CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
Disconnect stop lamp switch harness connector.
Check voltage between stop lamp harness connector E38 terminal 3 and ground.


3.CHECK STOP LAMP SWITCH CIRCUIT
1. Check continuity between stop lamp switch harness connector E38 (A) terminal 4 and BCM harness connector M18 (B) terminal 26.


2. Check continuity between BCM harness connector M18 terminal 26 and ground.


4.CHECK STOP LAMP SWITCH
Refer to SEC-44, "Component Inspection".
5.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Inspection End.
Component Inspection
1.CHECK STOP LAMP SWITCH
Turn ignition switch OFF.
Disconnect stop lamp switch harness connector.
Check continuity between stop lamp switch terminals under the following conditions.


B2193 chain of ECM-IMMU
B2556 push-button ignition switchHVAC 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 A/C auto amp. for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRCUI ...
BCM (body control module)
Reference Value
NOTE:
The Signal Tech II Tool (J-50190) can be used
to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS
transmitter IDs
Display tire pressure reported by
the TPMS transmitter
...
P0745 pressure control solenoid A
Description
The line pressure solenoid valve regulates the oil pump discharge pressure to
suit the driving condition in
response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
Immediately after performing any "DTC CONFIRMATION PROCEDURE", a ...