P17B7 on Porsche
High Clutch Solenoid Valve (Circuit/Performance)
P17B7 on Porsche vehicles indicates high clutch solenoid valve (circuit/performance). Au7o has documented this code across 1 Porsche model — most commonly on Cayman. P17B7 is a manufacturer-specific transmission trouble code associated with a clutch-control solenoid valve. In Nissan CVT applications (e.g., RE0F11A) it is defined as the "High Clutch Solenoid," and in GM/Cadillac units it falls within the P17B1-P17B9 group of transmission solenoid faults. The transmission control module has detected an electrical or performance problem in the high-clutch solenoid valve circuit, which can affect proper clutch application and gear engagement. Typical repair costs on Porsche range from $1,500 to $6,000, depending on the specific model and root cause.
Common Causes of P17B7
- •Faulty high-clutch solenoid valve inside the transmission/valve body
- •Open, short, or high-resistance wiring or connector between the TCM and the transmission
- •Corroded or damaged transmission internal harness / pass-through connector
- •Contaminated or low transmission fluid affecting solenoid operation
- •Internal valve body or mechatronic fault
- •Failing transmission control module (TCM)
P17B7 on Porsche by Model
Porsche Cayman(1 issue)
- PDK Dual-Clutch Mechatronic / Clutch-Pack Faults2009-2016
The 7-speed PDK can develop jerky or delayed shifting, shudder, or drop into limp/emergency mode. The most common root causes are mechatronic-unit problems (the hydraulic valve body, solenoids, and the distance/position sensors that are the most frequent failure point) and, with miles, clutch-pack wear. On the 981 specifically, owners report it limping home with reduced gears.
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View P17B7 across all makes →Frequently Asked Questions
What does P17B7 mean on Porsche?▼
P17B7 stands for "High Clutch Solenoid Valve (Circuit/Performance)." P17B7 is a manufacturer-specific transmission trouble code associated with a clutch-control solenoid valve. In Nissan CVT applications (e.g., RE0F11A) it is defined as the "High Clutch Solenoid," and in GM/Cadillac units it falls within the P17B1-P17B9 group of transmission solenoid faults. The transmission control module has detected an electrical or performance problem in the high-clutch solenoid valve circuit, which can affect proper clutch application and gear engagement. On Porsche specifically, this code is documented across 1 model.
What causes P17B7 on Porsche vehicles?▼
Common causes on Porsche: Faulty high-clutch solenoid valve inside the transmission/valve body, Open, short, or high-resistance wiring or connector between the TCM and the transmission, Corroded or damaged transmission internal harness / pass-through connector, Contaminated or low transmission fluid affecting solenoid operation, Internal valve body or mechatronic fault. Specific causes vary by model and year — see the per-model sections below.
How much does it cost to fix P17B7 on a Porsche?▼
Repair costs on Porsche range from $1,500 to $6,000, depending on the specific model and root cause.
Which Porsche models have P17B7 documented?▼
Au7o has documented P17B7 on 1 Porsche model: Cayman.