| Last Modified: 04-05-2023 | 6.11:8.1.0 | Doc ID: RM100000000VIIG |
| Model Year Start: 2016 | Model: Sienna | Prod Date Range: [12/2015 - 08/2016] |
| Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: P1572; Improper Aiming of Radar Sensor Beam Axis; 2016 MY Sienna [12/2015 - 08/2016] | ||
|
DTC |
P1572 |
Improper Aiming of Radar Sensor Beam Axis |
DESCRIPTION
This DTC is output when the scanning angle of the millimeter wave radar sensor is incorrect. This DTC is also output when the millimeter wave radar sensor beam axis is determined to be in an incorrect position.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
P1572 |
The ECU detects that the millimeter wave radar sensor beam axis is in an incorrect position (0.15 seconds or more) while the dynamic radar cruise control is in operation |
Millimeter wave radar sensor |
CAUTION / NOTICE / HINT
NOTICE:
When the millimeter wave radar sensor is replaced with a new one, adjustment of the radar sensor beam axis must be performed (See page
![2016 - 2017 MY Sienna [12/2015 - 11/2017]; CRUISE CONTROL: MILLIMETER WAVE RADAR SENSOR: ADJUSTMENT](/t3Portal/stylegraphics/info.gif)
).
PROCEDURE
|
1. |
ADJUST MILLIMETER WAVE RADAR SENSOR |
(a) Adjust the millimeter wave radar sensor (See page
).
|
|
2. |
CHECK DTC |
(a) Clear the DTCs (See page
).
(b) Perform the following to make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the malfunction cannot be detected.
(1) Drive the vehicle at a speed of 50 km/h (30 mph) or more.
(2) Turn the cruise control main switch on.
(c) Check for DTCs (See page
).
Result
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC P1572 is output |
B |
| A |
|
END |
| B |
|
|
|