DTC CHECK / CLEAR CHECK FOR DTC (MAIN BODY) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body / Trouble Codes. Body Electrical > Main Body > Trouble Codes(e) Check for DTCs. CHECK FOR DTC (HL AUTOLEVELING) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes. Body Electrical > HL AutoLeveling > Trouble Codes(e) Check for DTCs. CHECK FOR DTC (HL AUTOLEVELING (SUB)) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / HL AutoLeveling (Sub) / Trouble Codes. Body Electrical > HL AutoLeveling (Sub) > Trouble Codes(e) Check for DTCs. CLEAR DTC (MAIN BODY) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body / Trouble Codes. Body Electrical > Main Body > Clear DTCs(e) Clear the DTCs. CLEAR DTC (HL AUTOLEVELING) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes. Body Electrical > HL AutoLeveling > Clear DTCs(e) Clear the DTCs. CLEAR DTC (HL AUTOLEVELING (SUB)) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / HL AutoLeveling (Sub) / Trouble Codes. Body Electrical > HL AutoLeveling (Sub) > Clear DTCs(e) Clear the DTCs. |
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Navigation System(for Gasoline Model): Extension Module Malfunction 2 (B1556)
DESCRIPTION These DTCs are stored when a malfunction occurs in the Navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B1556 Extension Module Malfunction 2 When any of the following conditions is met: Internal power supply malfunction Internal hard drive malfunction EEPROM er ...
