DTC Troubleshooting: P0616
DTC P0616: Starter Cut Relay Diagnosis Circuit Low Voltage
NOTE: Before you troubleshoot, review the general troubleshooting information.

DTC Description
Confirmed DTC
Pending DTC
P0616 Starter Cut Relay Diagnosis Circuit Low Voltage
    

1.
Problem verification:

Problem verification
?1.
Turn the vehicle to the ON mode.

?2.
Clear the DTC with the HDS.


?3.
Start the engine, and let it idle.

?4.
Check for Pending or Confirmed DTCs with the HDS.
DTC Description
Confirmed DTC
Pending DTC
P0616 Starter Cut Relay Diagnosis Circuit Low Voltage
    

Is DTC P0616 indicated?

     
YES
     
     
     
The failure is duplicated. Go to step 2.
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the relay circuit board (starter cut relay 1 circuit and starter cut relay 2 circuit) and the PCM. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot.?
2.
Relay circuit board check:

Relay circuit board check
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Remove and test the relay circuit board.

Is the relay circuit board OK?

     
YES
     
     
     
Go to step 3.
     
NO
     
     
     
3.
Shorted wire check (ST RLY 1 TO 2 line):

Shorted wire check (ST RLY 1 TO 2 line)
?1.
Jump the SCS line with the HDS, and wait more than 1 minute.


?2.
Disconnect the following connector.
PCM connector No. 2 (58P)

?3.
Measure the resistance between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Relay circuit board: removed
 
PCM connector No. 2 (58P): disconnected
Test point 1
PCM connector No. 2 (58P) No. 52
Test point 2
Body ground

Is there 1.0 M? or more?

     
YES
     
     
     
Check for any authorized service information related to the DTCs or symptoms you are troubleshooting, or substitute a known-good PCM, then recheck. If DTC P0616 goes away and the PCM was substituted, replace the original PCM.?
     
NO
     
     
     
Repair a short in the ST RLY 1 TO 2 wire between PCM connector No. 2 terminal No. 52 and the relay circuit board.?