LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2021 >> RX 350 Base, AWD >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Park Assist / Monitoring System DTCS >> Intelligent Clearance Sonar System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Intelligent Clearance Sonar System

INTELLIGENT CLEARANCE SONAR SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION - [08/2016 - 08/2019]

DTC Code Description
C1611 ECU Malfunction
C1625 Open or Short in Steering Angle Sensor +B
C1626 Steering Angle Sensor Failure
C1647 G Sensor Failure
C164B Communication Error From Clearance Sonar ECU to VSC
C164D Wheel Speed Sensor Malfunction
C164E Stop Switch Circuit Malfunction
C164F Brake Hydraulic Pressure Malfunction
C1652 Outside Air Temperature Sensor
C168D Vehicle Information Unmatched
C1A40 ENG / EHV Device
C1A4B Stop Light Relay Circuit
C1A50 Brake System
C1AEA Steering Angle Midpoint Initial Setting Incomplete
C1AF0 ICS Detection Area Adjustment Incomplete
C1AF3 Fr Sensor Initialization Incomplete
C1AF4 Rr Sensor Initialization Incomplete
C1AF7 RCTB Sensor
C1AF9 Blind Spot Monitor Beam Axis Inspection Incomplete
C1AFA Blind Spot Monitor Beam Axis Misalignment
U0073 Control Module Communication Bus "A" Off
U0100 Lost Communication with ECM / PCM "A"
U0124 Lost Communication with Lateral Acceleration Sensor Module
U0126 Lost Communication with Steering Angle Sensor Module
U0129 Lost Communication with Brake System Control Module
U0140 Lost Communication with Body Control Module
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module
U0164 Lost Communication with HVAC Control Module
U0232 Lost Communication with Blind Spot Monitor Slave Module
U0233 Lost Communication with Blind Spot Monitor Master Module
U1000 CAN Communication Failure (Message Registry)
INTELLIGENT CLEARANCE SONAR SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION - [08/2019 - ]

DTC Code Description
C1611 ECU Malfunction
C1625 Open or Short in Steering Angle Sensor +B
C1626 Steering Angle Sensor Failure
C1647 G Sensor Failure
C164B Communication Error From Clearance Sonar ECU to VSC
C164D Wheel Speed Sensor Malfunction
C164E Stop Switch Circuit Malfunction
C164F Brake Hydraulic Pressure Malfunction
C1652 Outside Air Temperature Sensor
C168D Vehicle Information Unmatched
C1A40 ENG / EHV Device
C1A4B Stop Light Relay Circuit
C1A50 Brake System
C1AEA Steering Angle Midpoint Initial Setting Incomplete
C1AF0 ICS Detection Area Adjustment Incomplete
C1AF3 Fr Sensor Initialization Incomplete
C1AF4 Rr Sensor Initialization Incomplete
U0073 Control Module Communication Bus "A" Off
U0100 Lost Communication with ECM / PCM "A"
U0124 Lost Communication with Lateral Acceleration Sensor Module
U0126 Lost Communication with Steering Angle Sensor Module
U0129 Lost Communication with Brake System Control Module
U0140 Lost Communication with Body Control Module
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module
U0164 Lost Communication with HVAC Control Module
U0232 Lost Communication with Blind Spot Monitor Slave Module
U0233 Lost Communication with Blind Spot Monitor Master Module
U1000 CAN Communication Failure (Message Registry)