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:
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the CAN bus lines (communication lines),
a fail-safe function(s) will operate. The fail-safe function that is specified for
each system operates to prevent those systems from malfunctioning.
(b) The following table s ...
Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The diagnosis function turns off the cruise control indicator, illuminates
the master warning light and displays a warning message when a malfunction is detected.
When a malfunction is detected in the dynamic radar cruise control system, DTCs
are store ...
Noise Occurs from V-ribbed Belt or Generator Assembly
PROCEDURE
1.
CONFIRM PROBLEM SYMPTOM
(a) Confirm the problem symptom.
Result
Result
Proceed to
Noise occurs from fan and generator V belt
A
Noise occurs from generator assembly
B
...
