Honda HR-V: DTC B12E3 Electric Steering Lock High Level Failure of MTRCUT1
DTC (Power Control Unit)
NOTE:
- If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Test Mode A -
Initial Communication and DTC Checks.
- Before troubleshooting, make sure the No. C32 (15 A) and No. C3 (10 A)
fuses in the under-dash
fuse/relay box are OK.
1. Problem verification:
- Clear the DTCs with the HDS.
Clear DTCs
- Do this procedure 10 times: Turn the vehicle to the OFF (LOCK) mode,
ACCESSORY mode, ON
mode, and OFF (LOCK) mode.
- Check for DTCs with the HDS.
Is DTC B12E3 indicated?
YES
Go to step 2.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor
connections.
2. Open wire check (GND line):
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the following connector.
Electric steering lock 12P connector
- Check for continuity between test points 1 and 2.
Is there continuity?
YES
The GND wire is OK. Go to step 3.
NO
Repair an open or high resistance in the ground wire or poor ground (G401).
3. Open wire check (MTR CUT1 (CONT) line):
- Disconnect the following connector.
Keyless access control unit connector B (36P)
- Check for continuity between test points 1 and 2.
Is there continuity?
YES
The MTR CUT1 (CONT) wire is OK. Faulty electric steering lock, replace the
steering lock. If the DTC is still present, replace the keyless access control
unit.
NO
Repair an open or high resistance in the wire.
READ NEXT:
DTC (Power Control Unit)
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body
Electrical Troubleshooting - B
DTC (Power Control Unit)
NOTE: If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN
DTC (Power Control Unit)
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body
Electrical Troubleshooting - B
SEE MORE:
Special Tools Required
Ball Joint
Remover, 28 mm
07MAC-SL00202
Ball Joint Thread
Protector, 12 mm
07AAFSDAA100
Fork Seal Driver
Weight
07747-0010100
Fork Seal Driver
Attachment, 31.2
mm
07747-0010400
Replacement
1. Vehicle - Lift
2. Front Wheels - Remove
3. Tie-Rod End Ball Joint - Disconnect
Special Tools Required
Driver Handle, 40 mm I.D.
07746-0030100
Replacement
Driveshaft Side
1. Vehicle - Lift
2. Rear Differential Assembly - Remove
3. Oil Seal - Remove
4. Oil Seal - Install
Install a new oil seal (A) even and flush with the machined edge of the
differential carrier assembly