DTC B1E0F[02] Driver Door LF Antenna Signal Failure (Wireless Access Module (Hi-version [Passive Entry and Start System]))

1. Wireless access module system check

Refer to "71.Security and Locks Control 10S.Troubleshooting(Wireless Access Module (Hi-version [Passive Entry and Start System])) Diagnostic system check-Wireless Access Module (Hi-version[Passive Entry and Start System])".

2. Current DTC check

1) Connect the scan tool.

2) Clear the DTC with a scan tool.

3) Turn OFF the ignition switch.

4) Close all the doors.

5) Lock and unlock the doors using the electronic key 5 times or more.

6) Observe the DTC information with a scan tool. Is a DTC set?

Yes

=>Go to Outside handle harness connector inspection.

No

Go to Intermittent conditions of wireless access module.

Refer to "229.Security and Locks Control 42D.Symptom intermittent conditions of wireless access module".

3. Outside handle harness connector inspection

1) Inspect for poor connections at the driver side outside handle harness connector (pins 1 and 5 of D14). Is the connection status normal?

Refer to "LHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Refer to "RHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Yes

=>Go to Inspection for open circuit and short circuit in external antenna (+) circuit.

No

Repair the connections as necessary.

=>Go to Repair verification.

4. Inspection for open circuit and short circuit in external antenna (+) circuit

1) Inspect the external antenna (+) circuit between the wireless access module (pin 1 of B15) and the driver side outside handle (pin 5 of D14) for the following. Is the result normal?

Refer to "LHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Refer to "RHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Yes

=>Go to Inspection for open circuit and short circuit in external antenna (-) circuit.

No

Repair the circuit as necessary.

=>Go to Repair verification.

5. Inspection for open circuit and short circuit in external antenna (-) circuit

1) Inspect the external antenna (-) circuit between the wireless access module (pin 21 of B15) and the driver side outside handle (pin 1 of D14) for the following. Is the result normal?

Refer to "LHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Refer to "RHD Power Door Locks (Wireless Access Module (Hi-version))" in the ETM (wiring diagram). (Open using the ETM viewer.).

Yes

Replace the driver side outside handle.

Refer to "9.Body, Cab, Accessories 9G.Hood, Fenders, Doors front door disassembly".

Refer to "9.Body, Cab, Accessories 9G.Hood, Fenders, Doors front door reassembly".

=>Go to Current DTC follow-up check.

No

Repair the circuit as necessary.

=>Go to Repair verification.

6. Current DTC follow-up check

1) Clear the DTC with a scan tool.

2) Turn OFF the ignition switch.

3) Close all the doors.

4) Lock and unlock the doors using the electronic key 5 times or more.

5) Observe the DTC information with a scan tool. Is a DTC set?

Yes

=>Go to Wireless access module replacement.

No

=>Go to Repair verification.

7. Wireless access module replacement

Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control wireless access module removal".

Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control wireless access module installation".

Refer to "9.Body, Cab, Accessories 9Z.Body, Cab, Accessories Electrical Control wireless access module setting (with passive entry and start system)".

Procedure completion

=>Go to Repair verification.

8. Repair verification

1) Clear the DTC with a scan tool.

2) Turn OFF the ignition switch.

3) Close all the doors.

4) Lock and unlock the doors using the electronic key 5 times or more.

5) Observe the DTC information with a scan tool.