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P1BA600 — Right radiator fan (RF1) – voltage too low
Right radiator fan (RF1) – voltage too low. The Taycan, 911 (992), Panamera (971), Panamera (972) and Cayenne report this code; below is which control unit sets it on each model and how to read and clear it.
Which models and control units set P1BA600
How to read and clear P1BA600
- Plug a standard ENET (Ethernet-to-OBD) cable into your Porsche's OBD port and your Mac or Windows PC.
- Open STEUER14, pick your car and run a fault scan: every control unit is read, and P1BA600 shows with its status, its full description and the freeze frame when the unit stores one.
- Fix the cause first, then clear the fault memory and scan again to check it stays away. Reading and clearing fault codes is free on every control unit.
More about fault memory in the manual →
Download STEUER14 — free fault readingOther codes of the Thermal Management
| P1B9900 | Coolant valve 7, Insufficient voltage |
| P1B9A00 | Coolant valve 7, Implausible signal |
| P1B9B00 | Coolant valve 7, No signal |
| P1B9C00 | Coolant valve 7, wrong address |
| P1B9D00 | Coolant valve 7, Incorrect component installed |
| P1BA500 | Right radiator fan (RF1) – voltage too high |
| P1BA700 | Right radiator fan (RF1) – faulty |
| P1BA800 | Right radiator fan (RF1) – speed implausible |
| P1BA900 | Right radiator fan (RF1) – voltage implausible |
| P1BAA00 | Right radiator fan (RF1) – temperature implausible |
| P1BAB00 | Right radiator fan (RF1) – current implausible |
| P1BAC00 | Left radiator fan (RF3) – voltage too low |
All 636 codes of this control unit →
Fault names come from the manufacturer's diagnostic data. STEUER14 is independent and not affiliated with Porsche AG. A code tells you what a control unit detected, not always which part failed — check wiring, supply voltage and related codes before replacing parts. STEUER14 shows each fault's full description, status and freeze frame on the car.