Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000019005
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: B15FE,B15FF; XM Tuner Antenna Disconnected; 2018 - 2020 MY Sienna [11/2017 -        ]

DTC

B15FE

XM Tuner Antenna Disconnected

DTC

B15FF

XM Tuner Antenna Short

DESCRIPTION

These DTCs are stored when a malfunction occurs in the satellite radio antenna which is connected to the radio and display assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15FE

XM Tuner Antenna Disconnected

The roof antenna assembly is not connected

  • Antenna cord sub-assembly
  • No. 2 antenna cord sub-assembly
  • No. 5 antenna cord sub-assembly
  • Roof antenna assembly
  • Radio and display receiver assembly

B15FF

XM Tuner Antenna Short

A short occurs in the roof antenna assembly

  • Antenna cord sub-assembly
  • No. 2 antenna cord sub-assembly
  • No. 5 antenna cord sub-assembly
  • Roof antenna assembly
  • Radio and display receiver assembly

CAUTION / NOTICE / HINT

NOTICE:

When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occurs:

  • A communication malfunction DTC may be stored.
  • The radio and display receiver assembly may not operate normally.

PROCEDURE

1.

REPLACE ANTENNA CORD SUB-ASSEMBLY (for NAVIGATION ANTENNA)

(a) Replace the antenna cord sub-assembly (for navigation antenna) with a new or known good one.

(b) Clear the DTCs.

Click here 2018 - 2020 MY Sienna [11/2017 -        ]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

(c) Recheck for DTCs and check that no DTCs are output.

Click here 2018 - 2020 MY Sienna [11/2017 -        ]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR

OK:

No DTCs are output.

OK

END

NG

2.

CHECK NO. 5 ANTENNA CORD SUB-ASSEMBLY

(a) Disconnect the No. 5 antenna cord sub-assembly connector from No. 2 antenna cord sub-assembly (roof headlining assembly).

*a

Front view of wire harness connector

(to Telephone Antenna Assembly)

*b

Front view of wire harness connector

(to No. 2 Antenna Cord Sub-assembly (Roof Headlining Assembly))

(b) Disconnect the No. 5 antenna cord sub-assembly (roof headlining assembly) connector from the telephone antenna assembly.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

CD-3 - BC-1

Always

Below 1 Ω

CD-3a - BC-1a

Always

Below 1 Ω

CD-3 - Body ground

Always

10 kΩ or higher

CD-3a - Body ground

Always

10 kΩ or higher

NG

REPLACE NO. 5 ANTENNA CORD SUB-ASSEMBLY

OK

3.

CHECK NO. 2 ANTENNA CORD SUB-ASSEMBLY (ROOF HEADLINING ASSEMBLY)

(a) Disconnect the No. 2 antenna cord sub-assembly (roof headlining assembly) connector from the antenna cord sub-assembly (for navigation antenna).

*a

Front view of wire harness connector

(to Antenna Cord Sub-assembly (for Navigation Antenna))

*b

Front view of wire harness connector

(to No. 5 Antenna Cord Sub-assembly)

(b) Disconnect the No. 2 antenna cord sub-assembly (roof headlining assembly) connector from the No. 5 antenna cord sub-assembly.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

BC-2 - AB-1

Always

Below 1 Ω

BC-2a - AB-1a

Always

Below 1 Ω

AB-1 - Body ground

Always

10 kΩ or higher

AB-1a - Body ground

Always

10 kΩ or higher

NG

REPLACE ROOF HEADLINING ASSEMBLY

OK

4.

CHECK TELEPHONE ANTENNA ASSEMBLY

(a) Replace the telephone antenna assembly with a known good one (See page 2018 - 2020 MY Sienna [11/2017 -        ]; CELLULAR COMMUNICATION: TELEPHONE ANTENNA: REMOVAL ).

(b) Clear the DTCs (See page 2018 - 2020 MY Sienna [11/2017 -        ]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR ).

(c) Check for DTCs (See page 2018 - 2020 MY Sienna [11/2017 -        ]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR ).

OK:

No DTCs are output.

OK

END

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY