DTC P1723

DTC P1723  : Park Pawl System Initial Check Error

Special Tools Required 

SPLINE HOLDER, DETENT SHAFT 070AB-5M50100 

DTC (Gear)

1. Problem verification

   -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. With the brake pedal pressed and the accelerator released, shift the transmission to N position/mode, then shift back to P position/mode, and wait for at least 10 seconds.

   -6. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC	Freeze Frame
   P1720 Park Pawl Motor Current Range/Performance
   P1723 Park Pawl System Initial Check Error
   P1726 Park Pawl Motor Position Sensor
   P1727 Park Pawl Motor Voltage High
   P1728 Park Pawl Motor Voltage Low

   Is DTC P1720, P1723, P1726, P1727, and/or P1728 indicated?

   Only DTC P1723 is indicated 

   The failure is duplicated. Go to step 2.

   Except DTC P1723 is indicated 

   The failure is duplicated. Go to the indicated DTC's troubleshooting.

   • DTC Troubleshooting: P1720 
   • DTC Troubleshooting: P1726 
   • DTC Troubleshooting: P1727 
   • DTC Troubleshooting: P1728 

   No DTCs are indicated 

   Intermittent failure, the system is OK at this time. 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. Transmission park mechanism check

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

   -2. Remove the park pawl actuator .

   -3. Set the detent shaft spline holder (A) to the detent shaft (B).

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

   -4. Use a torque wrench (C) and the socket (D) to rotate the detent shaft, and check that the detent shaft moves smoothly.

   Move it back and forth between the P position (E) and the P released position (F) several times.

   • Operation angle: approx. 21 deg.
   • Operation torque: approx. 4.0 N.m (0.41 kgf/m, 3.0 lbf.ft)

   -5. Check that the wheels are locked when putting the detent shaft in the P position. Additionally, check that the wheels rotate when putting the detent shaft in the P released position.

   Is the transmission park mechanism OK?

   YES 

   The transmission park mechanism is OK. Put the detent shaft in the P position, and replace the park pawl actuator .

   NO 

   Faulty transmission park mechanism. Replace the transmission (e-CVT) .