Prius L4-1.8L (2ZR-FXE) Hybrid (2010)
B -- Go to step 7
A -- Continue to next step.
6. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Terminals of ECU See: Pinout Values and Diagnostic Parameters.
(b) Data List / Active Test See: Scan Tool Testing and Procedures.
NEXT -- Continue to next step.
7. REPAIR OR REPLACE
NEXT -- Continue to next step.
8. CONFIRMATION TEST
NEXT -- END
Reading and Clearing Diagnostic Trouble Codes
CRUISE CONTROL: LANE-KEEPING ASSIST SYSTEM: DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: All ECUs / Lane Keeping Assist / Trouble Codes.
(e) Read the DTCs.
2. CLEAR DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: All ECUs / Lane Keeping Assist / Trouble Codes.
(e) Clear the DTCs.
Symptom Related Diagnostic Procedures
CRUISE CONTROL: LANE-KEEPING ASSIST SYSTEM: PROBLEM SYMPTOMS TABLE
HINT
*
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they
are listed. Replace parts as necessary.
*
Inspect the fuses and relays related to this system before inspecting the suspected areas below.