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P1A7600 — Right radiator fan (RF1), enable line – short circuit to ground
Right radiator fan (RF1), enable line – short circuit to ground. 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 P1A7600
How to read and clear P1A7600
- 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 P1A7600 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
| P1A5300 | Change-over valve for low-temperature circuit (UVW7) – voltage too low |
| P1A5400 | Switchover valve for low-temperature circuit upstream of heat exchanger (UVW7) – signal implausible |
| P1A5500 | Change-over valve for low-temperature circuit (UVW7) – no communication |
| P1A5600 | Change-over valve for low-temperature circuit (UVW7) – not taught |
| P1A5700 | Change-over valve for low-temperature circuit (UVW7) – part number implausible |
| P1A7500 | Right radiator fan (RF1), enable line – open circuit |
| P1A7700 | Right radiator fan (RF1), enable line – short circuit to B+ |
| P1A7800 | Left radiator fan (RF3), enable line – open circuit |
| P1A7900 | Left radiator fan (RF3), enable line – short circuit to ground |
| P1A7A00 | Left radiator fan (RF3), enable line – short circuit to B+ |
| P1A7B00 | Right radiator fan (RF1) – part number implausible |
| P1A7C00 | Left radiator fan (RF3) – part number implausible |
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.