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 |
|
|
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 .gif)
).
PROCEDURE
|
1. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs and check that no DTCs are output.
OK:
No DTCs are output.
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
|
.gif)
|
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 |
|
*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:
Engine does not Start
DESCRIPTION
When the key is in the vehicle and the engine switch is pressed, the certification
ECU (smart key ECU assembly) receives a signal and changes the power source mode.
In addition, when the shift lever is in P or N and the brake pedal is depressed,
the engine can be started by pressi ...
Components
COMPONENTS
ILLUSTRATION
HINT:
The following specifications are for BD22AN (w/ Differential Lock). BD22AN differentials
are equipped with M10 rear differential carrier to rear axel housing fasteners.
ILLUSTRATION
ILLUSTRATION
...
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 ...