// Automatic Transmission Repairs & Overhauling

Transmission Diagnostics

Transmission Diagnostics

Automatic or manual, every transmission relies on precision. At Al Najah Auto Repairing, we deliver advanced transmission diagnostics using OEM-grade scanners and dynamic pressure testing systems. Our certified technicians pinpoint shifting delays, gear slips, overheating, or fluid degradation before they evolve into costly repairs—ensuring your vehicle delivers uninterrupted power transfer at every RPM.

Gear Shift Delay Analysis

Detect timing issues and sluggish transitions during acceleration.

RPM Response Evaluation

Test engine and transmission sync under varied driving loads.

Fluid Pressure Testing

Measure internal pressure and fluid flow consistency in real time.

ECU & Sensor Diagnostics

Identify faults in transmission modules, TCMs, and speed sensors.


Whether you’re experiencing jerks, warning lights, or slipping gears, our transmission diagnostic suite gives you transparent insights into every possible fault. With our proactive approach, Al Najah helps you avoid major overhauls—and keeps your transmission running as smooth as day one.

OEM Scanner Integration
Live Torque Monitoring
Error Code Decoding & Repair
Overheat Fault Tracing


Engine Diagnostic
Engine Components
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