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Home >> Honda >> 2021 >> Insight Touring >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (3 Of 4) >> DTC Troubleshooting >> DTC P170E
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DTC P170E

DTC P170E  : Park Pawl Motor Power Relay Circuit High

NOTE:
DTC Description Confirmed DTC Pending DTC Freeze Frame
P170E Park Pawl Motor Power Relay Circuit High      

DTC (Gear)

  1. DTC check

    -1. Turn the vehicle to the ON mode.

    -2. Clear the DTC with the HDS.

    -3. Turn the vehicle to the OFF (LOCK) mode.

    -4. Turn the vehicle to the ON mode, and wait for at least 10 seconds.

    -5. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC Freeze Frame
    P170E Park Pawl Motor Power Relay Circuit High      
    P272C Park Pawl Motor Control Circuit      

    Is DTC P170E and/or P272C indicated?

    Only DTC P170E is indicated

    The failure is duplicated. Go to step 2

    DTC P272C is indicated

    The failure is duplicated. Do the troubleshooting for DTC P272C .

    No DTCs are indicated

    Intermittent failure, the system is OK at this time. Check for poor connections and loose terminals between the park pawl actuator relay, the park pawl actuator, and the park pawl actuator driver unit. 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. Park pawl actuator relay check

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

    -2. Remove the park pawl actuator relay .

    -3. Test the park pawl actuator relay .

    Is the relay OK?

    YES 

    The park pawl actuator relay is OK. Keep the relay removed, and go to step 3.

    NO 

    Replace the park pawl actuator relay.

  3. Shorted wire check (P-ACT RLY CL- line)

    -1. Disconnect the following connector.

    Park pawl actuator driver unit 26P connector

    -2. Measure the voltage between test points 1 and 2.

    Test condition Vehicle OFF (LOCK) mode
      Park pawl actuator relay 4P socket: disconnected
      Park pawl actuator driver unit 26P connector: disconnected
    Test point 1 Park pawl actuator driver unit 26P connector No. 23
    Test point 2 Body ground

    Is there continuity?

    YES 

    Repair a short to ground in the P-ACT RLY CL- wire between the park pawl actuator relay and the park pawl actuator driver unit.

    NO 

    Repair a short to power in the P-ACT RLY OUT wire between the park pawl actuator relay and the park pawl actuator.