Steering Pad Switch Circuit [11/2022 - ]: Procedure

Refer to INSPECTION [11/2022 - ]

Result

Result: 

NG 

REPLACE STEERING PAD SWITCH ASSEMBLY. Refer to  REMOVAL [11/2022 - ] 

Result: 

OK 

See step  2

Refer to INSPECTION [09/2021 - ]

Result

Result: 

NG 

REPLACE SPIRAL CABLE SUB-ASSEMBLY. Refer to  REMOVAL [11/2022 - ] 

Result: 

OK 

See step  3

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   I82-11 (+DP) - Body ground	Ignition switch ON	4.8 to 5.2 V
   I82-10 (+DP2) - Body ground	Ignition switch ON	4.8 to 5.2 V

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  5

Result: 

OK 

See step  4

1. Disconnect the I55 radio and display receiver assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I55-20 (SWG) - I82-4 (EAU)	Always	Below 1 Ω
   I55-1 (GND1) - Body ground	Always	Below 1 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE RADIO AND RECEIVER ASSEMBLY. Refer to  REMOVAL [11/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

1. Disconnect the I5 combination meter assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I82-11 (+DP) - I5-29 (MSM+)	Always	Below 1 Ω
   I82-10 (+DP2) - I5-12 (MSTI)	Always	Below 1 Ω
   I82-11 (+DP) or I5-29 (MSM+) - Body ground	Always	10 kΩ or higher
   I82-10 (+DP2) or I5-12 (MSTI) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [11/2022 - 11/2023]  , or refer to  REMOVAL [11/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR