Prius L4-1.8L (2ZR-FXE) Hybrid (2010)
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(a) Check the auxiliary battery voltage.
Standard Voltage:
11 to 14 V
(b) If the voltage is below 11 V, recharge the auxiliary battery before proceeding to the next step.
(c) Check the DLC3 See: Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/General Information.
2. DIAGNOSIS
(a) If the skid control ECU detects a malfunction, the ABS warning, brake warning / red (malfunction), brake warning / yellow (minor
malfunction) and slip indicator lights will come on in order to warn the driver.
(b) The DTCs are simultaneously stored in the memory.
The DTCs can be read by connecting SST between terminals TC and CG of the DLC3 and observing the blinking pattern of the ABS warning,
brake warning / yellow (minor malfunction) and slip indicator lights, or by connecting the Techstream See: Testing and Inspection/Reading
and Clearing Diagnostic Trouble Codes.
(c) This system has a Test Mode (signal check) function.
The DTCs can be read by connecting SST between terminals TS and CG of the DLC3 and observing the blinking pattern of the ABS warning,
brake warning / yellow (minor malfunction) and slip indicator lights, or by connecting the Techstream See: Testing and Inspection/Initial
Inspection and Diagnostic Overview/Test Mode Procedure.
3. WARNING LIGHT AND INDICATOR LIGHT INITIAL CHECK
(a) Release the parking brake.
