P1598 — Pontiac
P1598 — Pontiac: A/C Pressure Sensor Voltage Too High
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
5 — Subsystem
Vehicle speed control, idle control and auxiliary inputs
Manufacturer-specific meanings (Pontiac)
- A/C Pressure Sensor Voltage Too High