Hands-Free Switch Repair Procedures

Inspection

Enter

1. Check the audio remote control switch (A) for resistance between connectors 3 and 4 in each switch position.

   

   [Audio]

   Switch	Connector Terminal	Resistance (±5%)
   Seek	2-7	430 Ω
   Close	2-7	1.1 kΩ
   Mode	2-7	2.11 kΩ
   Mute	2-7	3.11 kΩ
   Volume Up	2-7	4.61 kΩ
   Volume Down	2-7	6.81 kΩ

   
   [Call + Voice]

   Switch	Connector Terminal	Resistance (±5%)
   Voice	2-5	3.9 kΩ
   Release	2-5	12.1 kΩ
   Call	2-5	34.1 kΩ

   
   [Cruise + Flex]

   Switch	Connector Terminal	Resistance (±5%)
   Cancel	2-7	180 Ω
   SETUP	2-7	330 Ω
   Summary	2-7	550 Ω
   Cruise	2-7	880 Ω
   S/Limit	2-7	1.44 kΩ
   Flex Control	4-7	0 ohms

   
   [Travel]

   Switch	Connector Terminal	Resistance (±5%)
   Trip	2-5	330 Ω
   STEP	2-5	550 Ω
   TRIP DOWN	2-5	880 Ω

Type B

1. Check the hands-free remote control switch for resistance between terminals in each switch position. [Audio/Bluetooth]

   

   [Voice Recognition]

   

   [Bluetooth]

   Switch	Connector Terminal	Resistance (±5%)
   Send	2-7	18.91 kΩ
   End Call	2-7	40.91 kΩ

   
   [Voice Recognition]

   Switch	Connector Terminal	Resistance (±5%)
   Voice	Audio/Bluetooth Connector 2 and Voice Recognition Connector 3	10.71 kΩ

Removal

1. Remove the hands-free switch. (Refer to Audio - Audio Remote Control)

Installation

1. Install the hands-free switch. (Refer to Audio - Audio Remote Control)