Honda HR-V: DTC B1632 MTR CONT Signal Error

DTC (Keyless Access 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.

1. Electric steering lock MTR CONT line input check:

1. Clear the DTCs with the HDS.

Clear DTCs

2. Start the engine.
3. Stop the engine.
4. Check for DTCs with the HDS.

Is DTC B1632 indicated?

YES

Go to step 2.

NO

Intermittent failure, the system is OK at this time.

2. Shorted wire check (MTR CONT line):

1. Turn the vehicle to the OFF (LOCK) mode.
2. Disconnect the following connectors.

Keyless access control unit connector B (36P)

Electric steering lock 12P connector

3. Turn the vehicle to the ON mode.
4. Measure the voltage between test points 1 and 2.

Is there battery voltage?

YES

Repair a short to power in the wire.

NO

Go to step 3.

3. Electric steering lock MTR CONT line internal short to power check:

1. Turn the vehicle to the OFF (LOCK) mode.
2. Reconnect the following connectors.

Keyless access control unit connector B (36P)

Electric steering lock 12P connector

3. Turn the vehicle to the ON mode.
4. Measure the voltage between test points 1 and 2.

Is there battery voltage?

YES

Faulty electric steering lock, replace the steering lock.

NO

Replace the keyless access control unit.

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