Lexus NX: Brake System (P1578)
DESCRIPTION
When a malfunction in the electronically controlled brake system is detected, DTC P1578 is stored.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
P1578 | Brake System | When the power switch is on (IG) and the dynamic radar cruise control system is operating, a malfunction in the electronically controlled brake system is detected for 0.2 seconds or more. | Electronically controlled brake system | Hybrid vehicle control ECU |
PROCEDURE
1. | CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
(a) Check the electronically controlled brake system.
Click here
HINT:
If DTC P1578 is output by the dynamic radar cruise control system, perform troubleshooting for the electronically controlled brake system.
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The Automatic High Beam uses an
in-vehicle camera sensor to assess
the brightness of streetlights, the
lights of oncoming and preceding
vehicles, etc., and automatically
turns high beam on or off as necessary.
WARNING
â– Limitations of the Automatic High
Beam
Do not rely on the Automatic Hi
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