Warning Z1 5532 - Compressor temperature sensor TR1 short circuit

What does 5532 mean?

This warning indicates that the circuit for the compressor temperature sensor TR1 has a short circuit. This typically means there's an electrical short within the sensor or its connecting cable.

• Compressor sensor TR1 or its signal cable is shorted.
• Defective I/O module.

Click steps to track your progress.

1. 1

   Note the warning code 5532.

2. 2

   Contact a qualified Bosch Heat Pump installer or service technician.

3. 3

   The technician will measure the resistance of the sensor, check for shorts in the cable, and test the I/O module.