Charging Timer Indicator Circuit [08/2014 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Powertrain / Plug-in Control / Data List / Charging Timer SW.
4. Read the value displayed on the Techstream.

   Tester Display	Measurement Item/Range	Normal Condition
   Charging Timer SW	Charging timer switch status/ ON or OFF	ON: Charging timer switch operated OFF: Charging timer switch not operated

   OK

   The Data List values change in accordance with the status of charging timer switch.

5. Turn the power switch off.

NG → See step   5 

OK: Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Powertrain / Plug-in Control / Data List / Timer Lamp Light Request.
4. Set the charging timer and check the Data List item "Timer Lamp Light Request" ON/OFF status and the charging timer indicator illumination in the combination meter assembly.

   Tester Display	Measurement Item/Range	Normal Condition
   Timer Lamp Light Request	Charging timer indicator illumination status/ ON or OFF	ON: Charging timer indicator illuminated OFF: Charging timer indicator not illuminated

   Result

   Result	Proceed to
   The Data List values and on/off status of the charging timer indicator change in accordance with the setting of the charging timer function.	A
   Although the Data List values change, on/off status of the charging timer indicator does not change in accordance with the setting of the charging timer function.	B
   The Data List values do not change in accordance with the setting of the charging timer function.	C

5. Turn the power switch off.

B → See step   3 

C → See step   4 

A → See step   6 

1. Disconnect connector L27 from the combination meter assembly.
2. Disconnect connector S31 from the plugin charge control ECU assembly.
3. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   L27-1 (TIMR) - S31-16(PTML)	Power switch off	Below 1 Ω
   L27-1 (TIMR) or S31-16 (PTML) - Body ground	Power switch off	10 kΩ or higher

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Combination Meter Assembly)
   *b	Rear view of wire harness connector (to Plugin Charge Control ECU Assembly)

4. Turn the power switch on (IG).
5. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   L27-1 (TIMR) or S31-16 (PTML) - Body ground	Power switch on (IG)	Below 1 V

   NOTE:

   Turning the power switch on (IG) with the plugin charge control ECU assembly connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

6. Turn the power switch off.
7. Connect the plugin charge control ECU assembly connector.
8. Connect the combination meter assembly connector.

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   7