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Home >> Honda >> 2021 >> HR-V EX, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (2 Of 4) >> DTC Troubleshooting >> DTC P0615

DTC P0615

DTC P0615  : Starter Relay STRLD Circuit Malfunction

NOTE:  Before you troubleshoot, review the general troubleshooting information .

DTC Description Confirmed DTC Pending DTC Freeze Frame
P0615 Starter Relay STRLD Circuit Malfunction      

DTC (PGM-FI)

  1. Problem verification

    -1. Turn the vehicle to the ON mode.

    -2. Clear the DTC with the HDS.

    -3. Try to start the engine.

    -4. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC Freeze Frame
    P0615 Starter Relay STRLD Circuit Malfunction      

    Is DTC P0615 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 starter cut relay 1, starter cut relay 2, and the PCM. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot .

  2. DTC check

    -1. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC Freeze Frame
    P16F3 Starter Cut Relay 1 Control Circuit Low Voltage      
    P16F4 Starter Cut Relay 2 Control Circuit Low Voltage      

    Are DTC P16F3 and P16F4 indicated at the same time?

    YES 

    Go to the troubleshooting for DTC P16F3 and P16F4 .

    NO 

    Go to step 3

  3. Determine possible failure area (START DIAG, others)

    -1. Try to start the engine.

    Does the engine start?

    YES 

    Go to step 4.

    NO 

    Go to step 6.

  4. Fuse check

    -1. Turn the vehicle to the OFF (LOCK) mode.

    -2. Check the following fuse.

    Fuse No. B25 (7.5 A)
    Location Under-hood fuse/relay box

    Is the fuse OK?

    YES 

    Go to step 5.

    NO 

    Replace the No. B25 (7.5 A) fuse. Also check for a short to ground on the No. B25 (7.5 A) fuse circuit if needed.

  5. Open wire check (START DIAG/ST RLY 1 TO 2 line)

    -1. Turn the vehicle to the OFF (LOCK) mode.

    -2. Remove starter cut relay 1 (A) from the under-hood fuse/relay box.

    GHH434753Courtesy of HONDA, U.S.A., INC.

    -3. Jump the SCS line with the HDS.

    -4. Disconnect the following connector.

    PCM connector A (51P)

    -5. Check for continuity between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
    Starter cut relay 1: disconnected
    PCM connector A (51P): disconnected
    Test point 1 PCM connector A (51P) No. 24
    Test point 2 Starter cut relay 1 4P socket No. 1
    GHH434754Courtesy of HONDA, U.S.A., INC.

    Is there continuity?

    YES 

    The START DIAG/ST RLY 1 TO 2 wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM , then recheck. If DTC P0615 goes away and the PCM was updated, troubleshooting is complete. If DTC P0615 goes away and the PCM was substituted, replace the original PCM .

    NO 

    Repair an open in the START DIAG/ST RLY 1 TO 2 wire between starter cut relay 1 and the PCM (A24).

  6. Fuse check

    -1. Turn the vehicle to the OFF (LOCK) mode.

    -2. Check the following fuse.

    Fuse No. C26 (7.5 A)
    Location Under-dash fuse/relay box

    Is the fuse OK?

    YES 

    Repair an open in the IG1 ST CUT RLY wire between the No. C26 (7.5 A) fuse and starter cut relay 1. If wire is OK, replace the under-dash fuse/relay box .

    NO 

    Check for a short in the IG1 ST CUT RLY wire between the No. C26 (7.5 A) fuse and starter cut relay 1, and repair it as needed. Also replace the No. C26 (7.5 A) fuse.