BMW DTC P13CC – Ignition and Injectors Relay Power Supply Circuit Ignition Circuit/Open
DTC P13CC meaning on BMW
DTC P13CC on a BMW refers to an issue with the Ignition and Injectors Relay Power Supply Circuit Ignition Circuit/Open. This fault code indicates that there is an open circuit in the power supply to the ignition system and injectors, which can lead to engine performance issues.
BMW DTC P13CC symptoms
Symptoms of DTC P13CC on a BMW may include rough idling, misfiring, poor acceleration, stalling, and in some cases, the engine may not start at all. The Check Engine Light may also be illuminated on the dashboard.
BMW DTC P13CC causes
The main causes of DTC P13CC on a BMW can include a faulty ignition relay, damaged wiring in the ignition circuit, a blown fuse, or a malfunctioning engine control module (ECM).
BMW DTC P13CC seriousness
DTC P13CC is a serious issue that should be addressed promptly. Ignoring this fault code can lead to poor engine performance, reduced fuel efficiency, and potential engine damage over time.
How to diagnose DTC P13CC on BMW
To diagnose DTC P13CC on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault code and perform a visual inspection of the ignition system components. They would then test the ignition relay, check the wiring for continuity, inspect the fuses, and verify the ECM functionality.
How to fix DTC P13CC on BMW
Fixing DTC P13CC on a BMW may involve replacing the faulty ignition relay, repairing damaged wiring, replacing blown fuses, or reprogramming the ECM if necessary. It is recommended to follow the manufacturer’s diagnostic and repair procedures to ensure a proper fix.
How to erase DTC P13CC on BMW
Once the underlying issue causing DTC P13CC on a BMW has been fixed, the fault code can be erased using a diagnostic scanner. By clearing the code, the Check Engine Light should turn off, indicating that the problem has been resolved.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.