DTC P0604-49: Internal Control Module Random Access Memory (RAM) Error internal electronic failure: Contents

DTC No.	Detection Item	DTC Detection Condition	Warning Indicate	Memory	Fail-safe Operation	Note
P060449	Internal Control Module Random Access Memory (RAM) Error internal electronic failure	Power source control (power management control ECU) internal malfunction	Not applicable	DTC Stored	DTC Stored	Drive cycle: Not applicable Self test type: CMDTC self test

DESCRIPTION	Power source control (power management control ECU) internal malfunction
DETECTION CONDITION	RAM malfunction in power source control (power management control ECU) detected.
FAIL-SAFE	Exterior lighting system When the ignition is switched ON (engine off or on), the headlights LO, TNS (Parking Lights), and panel light turn on and other exterior light controls are stopped. Interior light control system Turn the interior light off.
POSSIBLE CAUSE	Power source control (power management control ECU) malfunction
SYSTEM WIRING DIAGRAM	Not applicable