P316C – BMW DTC

BMW DTC P316C – Radiator Coolant Temperature Too High

DTC P316C meaning on BMW

The DTC P316C error code on a BMW indicates that the Radiator Coolant Temperature is too high. This means that the engine coolant temperature has exceeded the normal operating range, which can lead to potential issues with the engine’s performance and overall health.

BMW DTC P316C symptoms

Some common symptoms associated with the BMW DTC P316C error code include:

  • Engine overheating
  • Loss of engine power
  • Check Engine Light (CEL) illuminated on the dashboard
  • Increased fuel consumption

BMW DTC P316C causes

The DTC P316C error code on a BMW can be triggered by various factors, including:

  • Low coolant level
  • Faulty thermostat
  • Defective coolant temperature sensor
  • Cooling system blockage
  • Water pump failure

BMW DTC P316C seriousness

Ignoring the DTC P316C error code on a BMW can lead to serious consequences such as:

  • Engine overheating and potential damage
  • Reduced engine performance
  • Increased risk of engine failure
  • Decreased fuel efficiency

How to diagnose DTC P316C on BMW

To diagnose the DTC P316C error code on a BMW, you can perform the following steps:

  1. Check the coolant level and condition
  2. Inspect the thermostat for proper operation
  3. Test the coolant temperature sensor
  4. Check for any obstructions in the cooling system
  5. Inspect the water pump for any signs of failure

How to fix DTC P316C on BMW

To fix the DTC P316C error code on a BMW, you may need to:

  1. Top up the coolant level if low
  2. Replace a faulty thermostat
  3. Replace a defective coolant temperature sensor
  4. Flush the cooling system to remove any blockages
  5. Replace a failing water pump

How to erase DTC P316C on BMW

To erase the DTC P316C error code on a BMW, you can use an OBD-II scanner to clear the code after addressing the underlying issue causing the fault. Once the repair has been completed, you can reset the code using the scanner to turn off the Check Engine Light.

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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