Honda HR-V: CKP Pattern Clear/CKP Pattern Learn Procedure

Procedure

NOTE:

• Clearing the DTCs with the HDS does not require you to do this procedure.
• The PCM memorizes the learning status in its memory after passed an hour from turning the vehicle to the OFF (LOCK) mode. If you need to disconnect the 12 volt battery terminals before memorizing the learning status in the PCM, jump the SCS line with the HDS, and wait 60 seconds, then disconnect the 12 volt battery terminals.

Clear/Learn Procedure (with the HDS)

1. HDS - Connect

2. CKP Pattern - Clear/Learn

1. Select CRANK PATTERN in the ADJUSTMENT MENU with the HDS
2. Select CRANK PATTERN CLEAR with the HDS, and clear the CKP pattern
3. Select CRANK PATTERN LEARNING with the HDS, and follow the screen prompts
4. Turn the vehicle to the OFF (LOCK) mode
5. Jump the SCS line with the HDS
6. Wait 60 seconds, and exit the SCS mode with the HDS.

Learn Procedure (without the HDS)

3. CKP Pattern - Learn

1. Start the engine. Hold the engine speed at 3, 000 rpm without load (CVT in P or N, M/T in neutral) until the radiator fan comes on
2. Test-drive the vehicle on a level road: Decelerate (with the throttle fully closed) from an engine speed of 2, 500 rpm down to 1, 000 rpm with the transmission in L or 2nd
3. Repeat step 2 several times
4. Turn the vehicle to the OFF (LOCK) mode
5. Turn the vehicle to the ON mode, and wait 30 seconds. The CKP pattern learn procedure is complete
6. Turn the vehicle to the OFF (LOCK) mode, and wait an hour. The CKP pattern learn procedure is complete.

JET PUMP TEST (AWD)

Inspection

1. Secondary Fuel Gauge Sending Unit - Remove

2. Jet Pump - Inspection

1. Connect a vacuum pump, 0-30 inHg, to the transfer tube (A)
2. Turn the vehicle to the ON mode
3. From the INSPECTION MENU of the HDS, select Fuel Pump ON
4. Read the vacuum pump. The vacuum should be 4.0 kPa (1.2 inHg, 30 mmHg).
   • If the line holds vacuum, check for a blockage in the suction line.
   • If the line does not holed vacuum, check for a transfer tube, and replace the fuel tnak unit - Refer to: Fuel Tank Unit Removal and Installation (2WD), or Fuel Tank Unit Removal and Installation (AWD).

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