Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Intuitive Parking Assist System

DTC No.

Detection Item

Link

C161504

Clearance Warning ECU System Internal Failure

C1AE187

Ultrasonic Sensor (Front Left Corner) Missing Message

C1AE196

Ultrasonic Sensor (Front Left Corner) Component Internal Failure

C1AE287

Ultrasonic Sensor (Front Left Center) Missing Message

C1AE296

Ultrasonic Sensor (Front Left Center) Component Internal Failure

C1AE387

Ultrasonic Sensor (Front Right Center) Missing Message

C1AE396

Ultrasonic Sensor (Front Right Center) Component Internal Failure

C1AE487

Ultrasonic Sensor (Front Right Corner) Missing Message

C1AE496

Ultrasonic Sensor (Front Right Corner) Component Internal Failure

C1AE687

Ultrasonic Sensor (Rear Left Corner) Missing Message

C1AE696

Ultrasonic Sensor (Rear Left Corner) Component Internal Failure

C1AE787

Ultrasonic Sensor (Rear Left Center) Missing Message

C1AE796

Ultrasonic Sensor (Rear Left Center) Component Internal Failure

C1AE887

Ultrasonic Sensor (Rear Right Center) Missing Message

C1AE896

Ultrasonic Sensor (Rear Right Center) Component Internal Failure

C1AE987

Ultrasonic Sensor (Rear Right Corner) Missing Message

C1AE996

Ultrasonic Sensor (Rear Right Corner) Component Internal Failure

U010087

Lost Communication with ECM/PCM "A" Missing Message

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

U012987

Lost Communication with Brake System Control Module Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message

U016487

Lost Communication with HVAC Control Module Missing Message

U023387

Lost Communication with Side Obstacle Detection Control Module "B" Missing Message

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

U110387

Lost Communication with Stop and Start Control Module Missing Message

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     VEHICLE CONTROL HISTORY (RoB)

    VEHICLE CONTROL HISTORY (RoB) NOTICE: When checking the vehicle control history, first store the output history and then check the history. CHECK VEHICLE CONTROL HISTORY (a) Following the instru

     Clearance Warning ECU System Internal Failure (C161504)

    DESCRIPTION This DTC is output if clearance warning ECU assembly self-diagnosis detects an internal malfunction in the clearance warning ECU assembly. DTC No. Detection Item

     Ultrasonic Sensor (Front Left Corner) Missing Message (C1AE187)

    DESCRIPTION This DTC is output when an open circuit or short occurs in the communication line between a front corner ultrasonic sensor (FL sensor) and the clearance warning ECU assembly, or when

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     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 INLET NO. 1 AIR CLEANER 17751 - - - 2 AIR CLEANER CAP WITH AIR CLEANER HOSE - - - - 3 THROTTLE BODY WITH MOTOR ASSEMBLY 220

     How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the p

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