C1589 Diagnostic Trouble Code

C1589 is a kind of OBD-II Diagnostic C-Chassis Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a C1589 diagnostic trouble code may include:

Malfunction Indicator Lamp (MIL) illuminated
Carbon Buildup on O2 Sensor
Poor fuel economy
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
A large vacuum leak would cause a massive amount of un-metered air to enter the intake manifold resulting in an overly lean mixture.

Repair Processes :

Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors.

Process Tips

Diagnostic trouble code C1589 is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before C1589.

Fortunately, C1589 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C1589 Trouble Code For Specific Cars

C1589 Ford Maverick Mirror Driver Vertical Feedback Potentiometer Circuit Failure
C1589 Maxwell Model A Transmission Range Sensor Circuit High Input
C1589 Honda Z Reverse Switch Circuit Malfunction
C1589 Tvr Sagaris Power Door Unlock Circuit Short To Ground
C1589 Du Pont Model Illuminated Entry Input Circuit Failure
C1589 Seat Ritmo Injector High Sides Shorted Together
C1589 Mitsubishi Diamante Audio Tape Deck Unit is Not Responding