Toyota Tacoma (2015-2018) Service Manual: Dynamic Radar Cruise Control System(for 2tr-fe)
- Parts Location
- Precaution
- System Diagram
- How To Proceed With Troubleshooting
- Road Test
- System Description
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Fail-safe Chart
- Lost Communication with ECM / PCM "A" (U0100,U0104,U0122,U0125,U0126,U0129)
- Vehicle Control History
- Cruise Control Input Circuit (P0575)
- Brake System (P1578)
- Communication Error from ECM to VSC (P1631)
- Vehicle Information Not Obtained (C1A02)
- Communication Error from VSC to ECM (P1630)
- Front Radar Sensor Region Code Mismatch (C1A0A)
- Front Radar Sensor (C1A10)
- Brake Switch "A" Circuit (P0571)
- Skid Control Buzzer Circuit (C1A4A)
- Front Radar Sensor Incorrect Axial Gap (C1A11,C1A14)
- Radar Cruise Control Presence Determination Malfunction (Engine / HV) (C1A52)
- Cruise Control Switch Circuit
- Distance Control Switch Circuit
- Cruise Main Indicator Light Circuit
- Cruise SET Indicator Light Circuit
Neutral Position Switch Circuit
DESCRIPTION
The ECM uses the neutral position switch installed to the manual transmission
assembly to detect when the transmission is in the neutral position.
WIRING DIAGRAM
PROCEDURE
...
Parts Location
PARTS LOCATION
ILLUSTRATION
*1
SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*2
THROTTLE BODY WITH MOTOR ASSEMBLY
*3
PARK/NEUTR ...
Other materials:
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
1.
CHECK AUDIO SETTINGS
(a) Set "Treble", "Mid" and "Bass" to the initial values and check that sound
is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type of amplifie ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT BRAKE MASTER CYLINDER FLUID PRESSURE CHANGE
(a) Inspect the battery positive voltage.
Battery positive voltage:
10 to 14 V
(b) Turn the ignition switch to OFF, and depress the brake pedal more than 20
times.
HINT:
When pressure in the accumulator ...
P/W Master Switch Communication Stop (B1206)
DESCRIPTION
This DTC is stored when LIN communication between the power window regulator
master switch assembly and main body ECU (multiplex network body ECU) stops for
10 seconds or more.
DTC No.
DTC Detection Condition
Trouble Area
B1206
...
