| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM1000000021J2F |
| Model Year Start: 2022 | Model: RAV4 HV | Prod Date Range: [12/2021 - ] |
| Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): U010487,U012287,U029387; Lost Communication with Cruise Control Module Missing Message; 2022 - 2024 MY RAV4 HV [12/2021 - ] | ||
|
DTC |
U010487 |
Lost Communication with Cruise Control Module Missing Message |
|
DTC |
U012287 |
Lost Communication with Vehicle Dynamics Control Module Missing Message |
|
DTC |
U029387 |
Lost Communication with Hybrid Powertrain Control Module Missing Message |
DESCRIPTION
The hybrid vehicle control ECU assembly communicates with each sensor and ECU via CAN communication.
If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
DTC Output from |
|---|---|---|---|---|---|
|
U010487 |
Lost Communication with Cruise Control Module Missing Message |
When the ignition switch is ON and the dynamic radar cruise control system is operating, a communication malfunction between the millimeter wave radar sensor assembly and hybrid vehicle control ECU assembly is detected for approximately 1 second or more. |
CAN communication system |
Does not come on |
Radar Cruise1 |
|
U012287 |
Lost Communication with Vehicle Dynamics Control Module Missing Message |
When the ignition switch is ON and the dynamic radar cruise control system is operating, a communication malfunction between the No. 2 skid control ECU (brake actuator assembly) and hybrid vehicle control ECU assembly is detected for approximately 2.6 seconds or more. |
CAN communication system |
Does not come on |
Radar Cruise1 |
|
U029387 |
Lost Communication with Hybrid Powertrain Control Module Missing Message |
When the dynamic radar cruise control system is operating, a communication malfunction between the No. 2 skid control ECU (brake actuator assembly) and hybrid vehicle control ECU assembly is detected for approximately 1 second or more. |
CAN communication system |
Does not come on |
Radar Cruise1 |
PROCEDURE
|
1. |
CHECK FOR DTCs (Radar Cruise1) |
(a) Clear the DTCs.
Click here
![2022 - 2024 MY RAV4 HV [12/2021 - ]; CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): DTC CHECK / CLEAR](/t3Portal/stylegraphics/info.gif)
Powertrain > Radar Cruise1 > Clear DTCs
(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Click here
Powertrain > Radar Cruise1 > Trouble Codes
|
Result |
Proceed to |
|---|---|
|
DTC U010487, U012287 and U029387 are not output |
A |
|
DTC U010487, U012287 or U029387 is output |
B |
| A |
|
| B |
|
|
|