8421071030 Toyota SWITCH ASSY BACK-UP, Price: 19.88$, Weight: 0.067kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Toyota |
8421071030 |
SWITCH ASSY BACK-UP |
0 |
0.067 |
7-10 |
19.88$ |
| Not Available | ||||||
Originals
Compatibility
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| GGN155,GUN1##,LAN155,TGN1## | TGN156L-SDMLK | ATM,MTM: MANUAL TRANSMISSION; Driver's Position: LEFT-HAND DRIVE VEHICLES; Body: INDONESIA PRODUCED SUV WAGON; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2TRFE) 2700CC 16-VALVE DOHC EFI; Destination: GENERAL COUNTRIES | 07.2020 - 08.2021 | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| GUN156,TGN156 | TGN156L-STMLKW | ATM,MTM: MANUAL TRANSMISSION; Driver's Position: LEFT-HAND DRIVE VEHICLES; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2TRFE) 2700CC 16-VALVE DOHC EFI | 08.2024 - ... | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| GGN1##,GUN1##,KUN1##,LAN125,TGN1## | TGN126L-DTMXKF | ATM,MTM: MANUAL TRANSMISSION; Building Condition: COMPLETELY BUILT UNIT; Cab: THAILAND PRODUCED DOUBLE CAB; Driver's Position: LEFT-HAND DRIVE VEHICLES; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2TRFE) 2700CC 16-VALVE DOHC EFI; Destination: LATIN AMERICA | 05.2015 - 05.2020 | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| GGN125,GUN12#,13#,LAN125,TGN12#,13# | TGN126L-DTMSKV | ATM,MTM: MANUAL TRANSMISSION; Building Condition: COMPLETELY BUILT UNIT; Driver's Position: LEFT-HAND DRIVE VEHICLES; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2TRFE) 2700CC 16-VALVE DOHC EFI; Destination: GULF CORPORATION COUNCIL | 08.2021 - 08.2022 | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| GUN11#,12#,13#,LAN125,TGN11#,12#,136,XPN135 | TGN126L-BTMSKV | ATM,MTM: MANUAL TRANSMISSION; Building Condition: COMPLETELY BUILT UNIT; Cab: SINGLE CARBURETOR:SINGLE CAB; Driver's Position: LEFT-HAND DRIVE VEHICLES; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2TRFE) 2700CC 16-VALVE DOHC EFI; Destination: GULF CORPORATION COUNCIL | 08.2023 - ... | View |
Reverse Light & Back-Up Switch Assembly (OEM-Style Replacement)
When you select R, your vehicle must instantly tell the world you’re reversing. This back-up switch is the small but critical part that triggers the reverse lamps and, on many models, also informs safety systems and the transmission control logic. ⚙️
Why this part is needed
This switch ensures the rear reverse lights come on at the right time, helping visibility at night and warning other drivers and pedestrians. It also supports correct gear-position signaling for smoother operation. 🚗💡
How it works
The unit threads into the gearbox and is pressed by an internal selector mechanism. When reverse is engaged, the contacts close, completing the circuit to power the back-up lamps. Once you shift out of reverse, the contacts open and the lights turn off. 🔧
What happens if it’s broken
A faulty switch can cause no reverse lights, reverse lights stuck on, warning messages, or confusing gear signals. In some cases, it may affect parking sensor behavior. Ignoring it can reduce safety and may fail inspection. ⚠️
Technician tip
Check for oil contamination at the connector and confirm continuity only in reverse. Proper sealing and correct torque are key for leak-free service. ✅