Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Short in GPS Antenna (B15C0,B15C1)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly.

DTC No.

DTC Detection Condition

Trouble Area

B15C0

Navigation antenna error

  • Navigation antenna assembly
  • Navigation receiver assembly

B15C1

Error of the power source to the navigation antenna

CAUTION / NOTICE / HINT

NOTICE:

Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections before performing following inspection procedure (See page ). PROCEDURE ).

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs (See page (b) Recheck for DTCs and check that no DTCs are output. ).

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

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

INSPECT NAVIGATION ANTENNA ASSEMBLY

(a) Remove the navigation antenna assembly (See page ).

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 1a

Always

50 to 500 Ω

Text in Illustration

*a

Component without harness connected

(Navigation Antenna Assembly)

OK

REPLACE NAVIGATION RECEIVER ASSEMBLY

NG

REPLACE NAVIGATION ANTENNA ASSEMBLY

Stereo Component Amplifier Malfunction (B15A3)
DESCRIPTION This DTC is stored when a malfunction occurs in the stereo component amplifier assembly. DTC No. DTC Detection Condition Trouble Area ...

Speed Signal Malfunction (B15C2)
DESCRIPTION The navigation receiver assembly receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle ...

Other materials:

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows t ...

Clutch Switch Circuit
DESCRIPTION While depressing the clutch pedal, the clutch start switch assembly sends a signal to terminal MTN of the 4 wheel drive control ECU. While the signal is input, switching between H4 and L4 is possible. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREA ...

Front Camera Module Incorrect Axial Gap (C1AA8,C1AA9)
DESCRIPTION If the forward recognition camera detects that the forward recognition camera axis has deviated, DTC C1AA8 is stored. Also, if Forward Recognition Camera Axis Adjustment is not performed after installing the forward recognition camera, DTC C1AA9 is stored. DTC No. ...

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