Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Audio Visual. Lexus Gs430, Gs300. Uzs190 Grs190
Steering Pad Switch -- Inspection |
1. INSPECT STEERING PAD SWITCH LH |

Measure the resistance of the switch connector.
- HINT:
- Before the inspection, check that the steering pad switch cable is not malfunctioning.
- Standard resistance:
Tester Connection Switch Condition Specified Condition A-6 (AU1) - A-8 (EAU) Not pushed 10 kΩ or higher A-6 (AU1) - A-8 (EAU) Pushed (SEEK+) Below 1 Ω A-6 (AU1) - A-8 (EAU) Pushed (SEEK-) 0.3 kΩ A-6 (AU1) - A-8 (EAU) Pushed (VOL+) 1 kΩ A-6 (AU1) - A-8 (EAU) Pushed (VOL-) 3.2 kΩ A-7 (AU2) - A-8 (EAU) Not pushed 10 kΩ or higher A-7 (AU2) - A-8 (EAU) Pushed (MODE) Below 1 Ω A-1 (IL+2) - A-8 (EAU) Always Below 1 Ω A-1 (IL+2) - B-1 (IL+2) Always Below 1 Ω A-7 (AU2) - B-4 (AU2) Always Below 1 Ω A-8 (EAU) - B-2 (EAU) Always Below 1 Ω A-8 (EAU) - B-3 (EAU) Always Below 1 Ω
2. INSPECT STEERING PAD SWITCH RH |

Measure the resistance of the cable connector.
- HINT:
- Before the inspection, check that the steering pad switch cable is not malfunctioning.
- Standard resistance:
Tester Connection Switch Condition Specified Condition 4 (AU2) - 2 (EAU) Not pushed 10 kΩ or higher 4 (AU2) - 3 (EAU) Not pushed 10 kΩ or higher 4 (AU2) - 2 (EAU) Pushed (ON HOOK) 0.3 kΩ 4 (AU2) - 3 (EAU) Pushed (ON HOOK) 0.3 kΩ 4 (AU2) - 2 (EAU) Pushed (OFF HOOK) 1 kΩ 4 (AU2) - 3 (EAU) Pushed (OFF HOOK) 1 kΩ 4 (AU2) - 2 (EAU) Pushed (VOICE) 3.2 kΩ 4 (AU2) - 3 (EAU) Pushed (VOICE) 3.2 kΩ 4 (AU2) - 2 (EAU) Always Below 1 Ω 4 (AU2) - 3 (EAU) Always Below 1 Ω