Toyota Tacoma (2015-2018) Service Manual: Dynamic Radar Cruise Control System(for 2gr-fks)
- Precaution
- Definition Of Terms
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- System Description
- Operation Check
- Road Test
- Diagnosis System
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Diagnostic Trouble Code Chart
- Fail-safe Chart
- Vehicle Control History
- Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
- Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
- Lost Communication With ECM/PCM "A" Missing Message (U010087,U010487,U012287)
- Brake System (P157800)
- Cruise Control Input Processor (P160700)
- Communication Error from VSC to ECM Invalid Serial Data Received (P163081)
- Brake Switch "A" Signal Compare Failure (P057162)
- Cruise Control System Internal Failure (P057504,P057549)
- Skid Control Buzzer Circuit (C1A4A)
- Radar Cruise Control Presence Determination Malfunction (Engine / HV) (C1A52)
- Brake Switch "A" Circuit Open (P057113)
- Front Radar Sensor (C1A10)
- Front Radar Sensor Incorrect Axial Gap (C1A11,C1A14)
- Front Radar Sensor Region Code Mismatch (C1A0A)
- Vehicle Information Not Obtained (C1A02)
- Clutch Switch Circuit
- Cruise Control Switch Circuit
- Cruise Main Indicator Light Circuit
- Distance Control Switch Circuit
- Cruise SET Indicator Light Circuit
- Neutral Position Switch Circuit
TC and CG Terminal Circuit
DESCRIPTION
The DLC3 circuit enables reading of Diagnostic Trouble Codes (DTCs) with no Techstream
by connecting terminals TC and CG of the DLC3 connector.
Stored DTCs are displayed in blinking pa ...
Precaution
PRECAUTION
IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used ...
Other materials:
Transfer L4 Position Switch Circuit (C1268)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1268
Transfer L4 Position Switch Circuit
Either of the following is detected:
The skid control ECU (brake actuator assembly) dete ...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
1. DESCRIPTION
HINT:
A momentary interruption (open circuit) in the connectors and/or wire harness
between the sensors and ECUs can be detected through the ECU data monitor function
of the Techstream.
(a) Turn the ignition switch off.
(b) Connect the Techstre ...
Open in Stop Light Switch Circuit (C1425)
DESCRIPTION
The skid control ECU (master cylinder solenoid) inputs stop light switch signals
and the brake operation condition.
The skid control ECU (master cylinder solenoid) has an open detection circuit,
which outputs this DTC when detecting an open circuit in the stop light input line
or ...
