BMW DTC P1313 – ‘A’ Camshaft Position Actuator Plausibility (S54 to 09/00: ‘B’ Camshaft Position Sensor Circuit Intermittent Bank 1)
DTC P1313 meaning on BMW
DTC P1313 on a BMW indicates a fault with the ‘A’ Camshaft Position Actuator Plausibility (or ‘B’ Camshaft Position Sensor Circuit Intermittent Bank 1 for S54 to 09/00 models). This fault code is triggered when the Engine Control Module (ECM) detects a discrepancy between the expected camshaft position and the actual position.
BMW DTC P1313 symptoms
Symptoms of DTC P1313 on a BMW may include rough idling, engine misfires, loss of power, poor fuel efficiency, and in some cases, the Check Engine Light may illuminate on the dashboard.
BMW DTC P1313 causes
The common causes of DTC P1313 on a BMW include a faulty camshaft position sensor, issues with the camshaft position actuator, wiring or connector problems, or a malfunctioning Engine Control Module (ECM).
BMW DTC P1313 seriousness
While DTC P1313 may not always result in immediate drivability issues, it is important to address this fault code promptly to prevent potential engine damage or further complications.
How to diagnose DTC P1313 on BMW
To diagnose DTC P1313 on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault codes stored in the ECM. They would then perform a visual inspection of the camshaft position sensor, actuator, wiring, and connectors for any visible damage or loose connections. Further testing may involve checking the sensor’s resistance, signal output, and the actuator’s functionality.
How to fix DTC P1313 on BMW
Fixing DTC P1313 on a BMW may involve replacing the faulty camshaft position sensor or actuator, repairing any damaged wiring or connectors, or reprogramming the Engine Control Module (ECM) if necessary. It is recommended to follow the manufacturer’s diagnostic and repair procedures to ensure a proper fix.
How to erase DTC P1313 on BMW
Once the underlying issue causing DTC P1313 on a BMW has been resolved, the fault code can be cleared using a diagnostic scanner capable of resetting fault codes. This will turn off the Check Engine Light and reset the ECM’s fault code memory.
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
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