Lexus ES manuals

Lexus ES: Utility

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Hybrid / Battery Control / Hybrid Control System (for Lithium-ion Battery) / Utility

UTILITY

HINT:

  • With "All Readiness", you can check whether or not the DTC judgment has been completed by using the Techstream.
  • You should check "All Readiness" after simulating malfunction symptoms or for validation after finishing repairs.

ALL READINESS

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Clear the DTCs even if no DTCs are stored.

Powertrain > Hybrid Control > Clear DTCs

(e) Turn the power switch off and wait for 2 minutes or more.

(f) Turn the power switch on (IG).

(g) Perform the DTC judgment driving pattern to run the DTC judgment.

(h) Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.

Powertrain > Hybrid Control > Utility

Tester Display

All Readiness

(i) Input the DTCs to be confirmed.

(j) Check the DTC judgment result.

Techstream Display

Description
If the judgment result shows Incomplete or N/A, perform the DTC confirmation driving pattern again.

NORMAL
  • DTC judgment completed
  • System normal

ABNORMAL
  • DTC judgment completed
  • System abnormal

INCOMPLETE
  • DTC judgment not completed
  • Perform the driving pattern

N/A
  • Unable to perform DTC judgment
  • Number of DTCs which do not fulfill DTC preconditions has reached ECU memory limit
  • Perform the driving pattern

(k) Turn the power switch off.

DIAGNOSIS RELATED INFORMATION

(a) Check for diagnosis related information.

(1) Connect the Techstream to the DLC3.

(2) Turn the power switch on (IG).

(3) Turn the Techstream on.

(4) Enter the following menus: Powertrain / Hybrid Control / Utility / Diagnosis Related Information.

Powertrain > Hybrid Control > Utility

Tester Display

Diagnosis Related Information

(5) Check the Diagnosis Related Information, and then write them down.

(b) Clear diagnosis related information.

NOTICE:

Clearing the DTCs will also clear the diagnosis related information.

(1) Connect the Techstream to the DLC3.

(2) Turn the power switch on (IG).

(3) Turn the Techstream on.

(4) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(5) Clear the diagnosis related information and freeze frame data.

(6) Turn the power switch off.

VEHICLE CONTROL HISTORY (RoB)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Hybrid Control / Utility / Vehicle Control History (RoB).

Powertrain > Hybrid Control > Utility

Tester Display

Vehicle Control History (RoB)

Click here

(e) Turn the power switch off.

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