Toyota Yaris: Dynamic Radar Cruise Control System / Brake System (P157800)

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Dynamic Radar Cruise Control System / Brake System (P157800)

DESCRIPTION

When a malfunction in the vehicle stability control system is detected, DTC P157800 is stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	DTC Output from
P157800	Brake System	When the ignition switch is ON and the dynamic radar cruise control system is operating, a malfunction in the vehicle stability control system is detected for 0.2 seconds or more.	Vehicle stability control system	Radar Cruise1

PROCEDURE

1.	GO TO VEHICLE STABILITY CONTROL SYSTEM

HINT:

If DTC P157800 is output by the dynamic radar cruise control system, perform troubleshooting for the vehicle stability control system.

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END

Cruise Control System Internal Failure (P057504,P057549)

DESCRIPTION When the ECM detects an internal malfunction, DTC P057504 or P057549 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from P057504 Cruise Control System Internal Failure When the dynamic radar cruise control system is operating, the ECM detects a malfunction in the internal cancel circuit for 0...

Cruise Control Input Processor (P160700)

DESCRIPTION When the ECM detects that it is not functioning normally, DTC P160700 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from P160700 Cruise Control Input Processor When the ignition switch is ON and control of vehicle speed by the dynamic radar cruise control system is prohibited by the sub-CPU, the dynamic radar cruise control system operates for 0...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Disassembly

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Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Inspection

INSPECTION PROCEDURE 1. INSPECT KNOCK SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition e1-1 - e1-2 25°C (77°F) 120 to 280 kΩ If the result is not as specified, replace the knock sensor...