C1524 Diagnostic Trouble Code

C1524 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 C1524 diagnostic trouble code may include:

Excessive exhaust leak
Hesitation upon acceleration
Malfunction Indicator Lamp (MIL) illuminated
Rich or lean exhaust

Possible Causes :

Faulty IMRC actuator relay (if equipped)
A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

Repair Processes :

You might continue by connecting the scanner to the vehicle diagnostic connector and retrieving all stored codes and freeze frame data. Look for missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio.

Process Tips

Diagnostic trouble code C1524 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 C1524.

Fortunately, C1524 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C1524 Trouble Code For Specific Cars

C1524 Dodge Ram Ignition Run/Acc Circuit Short To Battery
C1524 Horch Sachsering RF PARK LAMP OUTPUT CIRCUIT Short to Battery
C1524 Pontiac Banshee Exhaust Pressure Control Valve Malfunction
C1524 Porsche 804 Front Washer Input Short to Ground
C1524 Renault Ludo Head Lamp Relay Coil Short to Battery
C1524 Kia Ceed Ii Seat Recline Forward/Backward Potentiometer Feedback Circuit Short To Ground
C1524 Seat Ritmo Injector High Sides Shorted Together