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WAS Auto
WAS Auto
Updated: March 24, 2026
Transmission solenoid valve: Controls automatic transmission shifting; malfunctions often lead to limp mode or vehicle inoperability.
Brake system solenoid valve: Controls air brake flow.
Fuel cut-off solenoid valve: A critical component of heavy-duty trucks, ensuring efficient fuel control.
Carbon canister solenoid valve: Used for engine emission control; typically has a service life of 4 years or 60,000 kilometers.
Common Faults and Diagnoses: Abnormal truck operation (e.g., automatic transmission unable to shift gears, engine stalling due to fuel problems, air brake malfunction).
Troubleshooting: Measure the voltage at the solenoid valve connector (e.g., 11V-12V), check or replace if power is off.
Maintenance: A faulty carbon canister solenoid valve may require complete replacement; a standard replacement costs approximately 300-400 yuan.
(Custom configurations available upon request.)
| Related Product Models | |||
| 1441751 | 4324100810 | 301.02.0072.20 | 4324102227 |
| 1369763 | 4324100100 | 4324102227 | 4329012232 |
| 1532140 | 4324100950 | 4329012232 | 8942600402 |
| 2057999 | 4324101440 | 4324100810 | 8942600402 |
| 532140 | 4324100022 | 301.02.0072 | 4324070600 |
| 4324100830 | 4324100002 | 4324100022 | 9325102040 |
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