Overview
The ZF 0501.205.135 TEMP.INDICATOR is a critical monitoring component designed for the WG100, WG130, and WG150 series transmissions. This OEM genuine part provides real-time temperature readings of the transmission fluid, allowing operators to prevent thermal overload and maintain optimal operating conditions. Installed directly into the transmission housing, the indicator interfaces with the fluid sump to deliver accurate thermal data. The SKU 0501.205.135 ensures exact fitment and reliability, reducing the risk of false readings that can lead to costly downtime. When paired with a TRANSMISSION HOUSING, this indicator forms the backbone of your thermal management system, safeguarding against premature wear.
Symptoms of Failure
- Erratic temperature gauge readings: A failing TEMP.INDICATOR may cause the dashboard gauge to fluctuate wildly or display incorrect values, leading to improper shift timing.
- Transmission overheating without warning: If the sensor fails, the system may not alert you to rising fluid temperatures, resulting in thermal damage and gear slipping.
- Oil leaks around the indicator port: A degraded seal or cracked housing can allow transmission fluid to seep out, often visible as drips near the sensor mounting point.
- Delayed or harsh shifting: Without accurate temperature data, the transmission control unit may miscalculate clutch pressure, causing rough engagement or hesitation.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 0501.205.135 |
| Material | Brass with nickel plating |
| Weight | 0.12 kg (0.26 lbs) |
| Dimensions | 60 mm length x 22 mm diameter |
| OEM Reference | ZF 0501.205.135 |
| Thread Size | M14 x 1.5 |
| Temperature Range | -40°C to +150°C |
Compatibility
This TEMP.INDICATOR is engineered for ZF WG-series transmissions, including the WG65, WG100, WG130, WG150, WG160, WG201, WG260, and WG310 models. It is also compatible with the WG180 and WG200 series when used with the appropriate 4 WG 65 adapter kit. For secure installation, always use a HEXAGON SCREW to fasten the indicator into the HOUSING. Verify your transmission model against the WG series list above to ensure a proper fit.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616000217 | 4 WG 65 | Adapter kit for WG65 transmissions |
| 4616101101 | TRANSMISSION HOUSING | Main casing for gear assembly |
| 0636011118 | HEXAGON SCREW | Fastener for indicator mounting |
| 4616301304 | HOUSING | Secondary housing component |
| 4616301309 | HOUSING | Alternate housing variant |
| 0630361069 | SEALING CAP | Prevents fluid leakage |
| 0636011038 | HEXAGON SCREW | Additional fastener option |
| 0636016015 | HEXAGON SCREW | High-torque fastener |
| 0631306085 | CYLINDRICAL PIN | Alignment pin for assembly |
| 0634313118 | O-RING | Seal for indicator port |
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