Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Data Signal Circuit between Radio Receiver and Extension Module

Toyota Tacoma 2015-2018 Service Manual / Audio / Video / Audio And Visual System / Data Signal Circuit between Radio Receiver and Extension Module

DESCRIPTION

The stereo component tuner assembly sends the image data signal to the radio and display receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

PROCEDURE

1.

CHECK NO. 1 NAVIGATION WIRE

(a) Disconnect the R33 radio and display receiver assembly connector.

(b) Disconnect the S53 stereo component tuner assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

S53-1 (USV4) - R33-1 (USV4)

Always

Below 1 Ω

S53-2 (US4-) - R33-2 (US4-)

Always

Below 1 Ω

S53-3 (US4+) - R33-3 (US4+)

Always

Below 1 Ω

S53-4 (UGO4) - R33-4 (UGO4)

Always

Below 1 Ω

S53-5 (USG4) - R33-5 (USG4)

Always

Below 1 Ω

S53-1 (USV4) - Body ground

Always

10 kΩ or higher

S53-2 (US4-) - Body ground

Always

10 kΩ or higher

S53-3 (US4+) - Body ground

Always

10 kΩ or higher

S53-4 (UGO4) - Body ground

Always

10 kΩ or higher

S53-5 (USG4) - Body ground

Always

10 kΩ or higher

Text in Illustration

*a

Front view of No. 1 navigation wire connector

(to Radio and Display Receiver Assembly)

*b

Front view of No. 1 navigation wire connector

(to Stereo Component Tuner Assembly)

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPLACE NO. 1 NAVIGATION WIRE

Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio and display receiver assembly via this circuit. WIRING DIAGRAM ...

Microphone Circuit between Microphone and Radio Receiver
DESCRIPTION The radio and display receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines. Using this circuit, the ra ...

Other materials:

If the shift lever cannot be shifted from P (vehicles with an automatic transmission)
If the shift lever cannot be shifted with your foot on the brake, there may be a problem with the shift lock system (a system to prevent accidental operation of the shift lever). Have the vehicle inspected by your Toyota dealer immediately. The following steps may be used as an emergency measur ...

Runnable Signal Malfunction (B2286,P0335)
DESCRIPTION These DTCs are stored when the engine speed signal sent by the ECM via direct line and the engine speed signal sent via CAN communication do not match. HINT: When the cable is disconnected and reconnected to the negative (-) battery terminal, the power source mode returns to the s ...

Downhill Assist Control system
The downhill assist control system helps to prevent excessive speed on steep downhill descents. ■ System operation The system will operate when the vehicle is traveling under 15 mph (25 km/h) and the front-wheel drive control switch is in the L4 position. Press the DAC switch. The ind ...

© 2011-2019 Copyright www.ttguide.net