RM3660EC _95 ADAS / AD _139716 ADVANCED DRIVER ASSISTANCE SYSTEM _0601171 DYNAMIC RADAR CRUISE CONTROL SYSTEM(for NR Series Engine) C

ADVANCED DRIVER ASSISTANCE SYSTEM  DYNAMIC RADAR CRUISE CONTROL SYSTEM(for NR Series Engine)  P057504  Cruise Control System Internal Failure  P057549  Cruise Control Internal Electronic Failure  


DESCRIPTION

When the ECM detects an internal malfunction, DTC P057504 or P057549 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Note
P057504 Cruise Control System Internal Failure When the dynamic radar cruise control system is operating, the ECM detects a malfunction in the internal cancel circuit for 0.4 seconds or more. ECM Does not come on Radar Cruise1 SAE Code: P0575
P057549 Cruise Control Internal Electronic Failure When the dynamic radar cruise control system is operating, the ECM detects a malfunction in the internal STP signal circuit for 0.2 seconds or more. ECM Does not come on Radar Cruise1 SAE Code: P0575

CAUTION / NOTICE / HINT

NOTICE:

Before replacing the ECM, refer to Service Bulletin.


PROCEDURE

1.CHECK FOR DTCs
a.

Clear the DTCs.

Powertrain > Radar Cruise1 > Clear DTCs
50002 374

b.

Make sure that the DTC detection conditions are met.

HINT:

If the detection conditions are not met, the system cannot detect the malfunction.



c.

Check for DTCs.

Powertrain > Radar Cruise1 > Trouble Codes
50001 374

Result:
Result Proceed to
DTC P057504 and P057549 are not output A
DTC P057504 or P057549 is output B



A

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


B

REPLACE ECM

Click hereEngine / Hybrid System>NR Series (ENGINE CONTROL)>ECM>REMOVAL