garajizOBD-II code · manufacturer-specific
P1789
Transmission Mechanical Failure - First And Reverse
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1789 mean?
P1789 is defined as “Transmission Mechanical Failure - First And Reverse”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Volkswagen: Idle Speed Intervention Circuit Error Message From Engine Control
- Jaguar: Ignition Supply Malfunction
- Diğer: Pressure Control Solenoid "B" Short Circuit
- Citroen, Peugeot: Pressure Control Solenoid -B- Short Circuit
- Mazda, Nissan: Pressure Control Solenoid B Circuit Shorted
- Ford, Lincoln, Mercury: Pressure Control Solenoid B Short Circuit
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This page is general information; an exact diagnosis needs measurements and a technician’s check.