Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ7E
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: B15FE,B15FF; XM Tuner Antenna Disconnected; 2016 - 2017 MY Sienna [12/2015 - 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 roof antenna assembly which is connected to the stereo component tuner assembly.

DTC No.

DTC Detection Condition

Trouble Area

B15FE

The roof antenna assembly is not connected
  • Antenna cord sub-assembly
  • No. 2 antenna cord sub-assembly (roof headlining assembly)
  • Telephone antenna assembly
  • Stereo component tuner assembly

B15FF

A short occurs in the roof antenna assembly

CAUTION / NOTICE / HINT

NOTICE:

  • Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possible to listen to the broadcast.
  • After replacing the stereo component tuner assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary.

PROCEDURE

1.

CHECK CONNECTION OF SATELLITE RADIO ANTENNA CABLE

(a) Check if the satellite radio antenna cable is securely connected to the stereo component tuner assembly.

OK:

Satellite radio antenna cable is securely connected.

NG

SECURELY CONNECT SATELLITE RADIOANTENNA CABLE
OK

2.

INSPECT ANTENNA CORD SUB-ASSEMBLY

(a) Disconnect the antenna cord sub-assembly connector from the stereo component tuner assembly.

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

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

Always

Below 1 Ω

1a - 2a

Always

Below 1 Ω

1 - Body ground

Always

10 kΩ or higher

1a - Body ground

Always

10 kΩ or higher

Text in Illustration

*a

Front view of wire harness connector

(to Stereo Component Tuner Assembly)

*b

Front view of wire harness connector

(to No. 2 Antenna Cord Sub-assembly)
NG

REPLACE ANTENNA CORD SUB-ASSEMBLY

OK

3.

INSPECT 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.

(b) Disconnect the No. 2 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

2 - 1

Always

Below 1 Ω

2a - 1a

Always

Below 1 Ω

2 - Body ground

Always

10 kΩ or higher

2a - Body ground

Always

10 kΩ or higher

Text in Illustration

*a

Front view of wire harness connector

(to Antenna Cord Sub-assembly)

*b

Front view of wire harness connector

(to Telephone Antenna Assembly)
NG

REPLACE ROOF HEADLINING ASSEMBLY

OK

4.

REPLACE TELEPHONE ANTENNA ASSEMBLY

(a) Replace the telephone antenna assembly with a known good one (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: SATELLITE RADIO ANTENNA: REMOVAL ).

(b) Clear the DTCs (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: DTC CHECK / CLEAR ).

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

OK:

No DTCs are output.

OK

END (TELEPHONE ANTENNA ASSEMBLY WAS DEFECTIVE)
NG

REPLACE STEREO COMPONENT TUNER ASSEMBLY