Nissan Maxima Service and Repair Manual: ECU diagnosis information

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
•  Read TPMS DTCs
•  Register TPMS transmitter IDs
•  Check Intelligent Key relative signal strength
•  Confirm vehicle Intelligent Key antenna signal strength

VALUES ON THE DIAGNOSIS TOOL

Terminal Layout

Physical Values

Self-Diagnosis (With CONSULT)

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
•  Read TPMS DTCs
•  Register TPMS transmitter IDs

FUNCTION

Self-Diagnostic Results Mode

NOTE: Before performing the self-diagnosis, be sure to register the ID or else the actual malfunction location may be different from that displayed on CONSULT.

Self-Diagnosis (Without CONSULT)

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
•  Read TPMS DTCs
•  Register TPMS transmitter IDs

SELF DIAGNOSTIC PROCEDURE (WITHOUT CONSULT)

1. Turn ignition switch ON.
2. Ground the tire pressure warning check connector to initiate self diagnosis.
3. Compare the flashing pattern with the flash code chart below.

NOTE: The system is normal when the low tire pressure warning lamp flashes 5 times and continues repeating. Selfdiagnosis results are erased automatically by turning the ignition switch OFF.