DTC P0560 2AD-FHV

DTC 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.
Toyota fault code list DTC P0560

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)
  1. Open in back-up power source circuit
  2. Low battery voltage
  3. ECM

 

HINT:

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

 

Wiring diagram


Wiring diagram DTC P0560

Inspection procedure

1.CHECK WIRE HARNESS (ECM - INTEGRATION RELAY)

Check wire harness (ecm - integration relay)

  1. Disconnect the A12 ECM connector.

  2. Remove the intelligent relay from the engine room No. 1 relay block.

  3. Measure the resistance of the wire harness side connectors.

     

    Standard resistance:

    Tester Connection Specified Condition
    A12-2 (BATT) - 1A-1 Below 1 ?
    A12-2 (BATT) or 1A-1 - Body ground 10 k? or higher

  4. Reconnect the ECM connector.

  5. Reinstall the integration relay.

 

  NG  
REPAIR OR REPLACE HARNESS AND CONNECTOR
 
OK  
   
REPLACE ECM 
2AD-FHV