ECD SYSTEM (w/ EGR Cooler Bypass Valve), Diagnostic DTC:P0560

DTC Code DTC Name
P0560 System Voltage

DESCRIPTION

While the ignition switch is off, battery voltage is supplied to terminal BATT of the ECM for storing DTCs and fuel injection feedback learning values.

DTC No. DTC Detection Condition Trouble Area
P0560

Condition (a) or (b) continues:

(a) Significant decrease in battery voltage

(b) Open in back-up power source circuit (1 trip detection logic)

  • Open in back-up power source circuit

  • Low battery voltage

  • ECM

Tech Tips

If DTC P0560 appears, the ECM does not store other DTCs.

WIRING DIAGRAM

A01KIE1E02

INSPECTION PROCEDURE

Note

After replacing the ECM, the new ECM needs registration Click here and initialization Click here.

Tech Tips

Read freeze frame data using an intelligent tester. Freeze frame data records the engine condition when a malfunction is detected. When troubleshooting, freeze frame data can help determine if the vehicle was running or stopped, if the engine was warmed up or not, and other data from the time the malfunction occurred.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (ECM -EFI FUSE)


    1. Disconnect the E17 ECM connector.

    2. Remove the EFI fuse from the R/B No. 2.

    3. Check the resistance.

      Standard resistance (Check for open)
      Tester Connection Specified Condition
      E17-23 (BATT) - 2 (EFI fuse) Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Specified Condition
      E17-23 (BATT) or 2 (EFI fuse) - Body ground 10 kΩ or higher

    4. Reconnect the ECM connector.

    5. Reinstall the EFI fuse.


    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE ECM Click here