Tag Archives: Mountaineer

If your Mercury Mountaineer has a humming noise at high speed, it can be distracting and, depending on the cause, dangerous. We’ve outlined the most common reasons why a humming noise in your vehicle gets louder with speed. We’ve also provided an audio sample of each issue to help determine …

P0088 is a common OBD2 trouble code that can occur in the Mercury Mountaineer. In layman’s terms, it indicates that your SUV’s fuel pressure is too high. While P0088 is a generic code, repair steps will vary depending on your Mountaineer’s model year, engine type, and how it regulates fuel …

P0026 is a code that signals an issue with your Mercury Mountaineer’s intake valve control solenoid circuit. In layman’s terms, the circuit is not complying with the Powertrain Control Module’s commands. It sent a signal to the intake valve control solenoid, and it, for whatever reason, failed. P0026 is a …

P0152 is a common OBDII code that occurs in many vehicles, including the Mercury Mountaineer. It indicates that the bank 2 sensor 1 O2 sensor is reporting a voltage level that is higher than its normal operating range. P0152 Definition: O2 Sensor – High Voltage – B2S1 O2 Sensor Oxygen sensors …

P0008 is a somewhat uncommon OBD2 trouble code that can occur in the Mercury Mountaineer. It indicates that the crankshaft and camshaft are not synchronized properly, and should be considered a breakdown risk. Driving your Mountaineer with P0008 can lead to engine damage and a costly repair. While P0008 is …

P144C is a Ford-only DTC trouble code, and as such, it applies to your Mercury Mountaineer. It indicates that the EVAP canister purge check valve is not performing within spec. P144C is most often fixed by replacing the EVAP purge valve assembly (due to the purge valve being stuck open …

P0725 is a common OBD2 code that can occur in the Mercury Mountaineer. It indicates an issue with the engine speed sensor input circuit (which measures the engine speed at the input shaft and helps the PCM determine when and how hard to shift the transmission). It’s a generic code, …

P0705 is a very common transmission-related trouble code that can occur in the Mercury Mountaineer. In layman’s terms, it means that your Mountaineer can’t tell what gear you’ve selected, which can have some real consequences on how it drives. It’s most likely caused by a bad Transmission Range Sensor (TRS), …

P1450 is a manufacturer-specific trouble code. In the case of Ford-made vehicles (such as the Mercury Mountaineer), it indicates that the pressure in the fuel tank is not bleeding up to the engine. This code is very common, and not a breakdown risk when it appears by itself. Far and …

P1289 is a manufacturer-specific diagnostic trouble code. In the case of Ford-built vehicles (such as the Mercury Mountaineer), it indicates that the cylinder head temperature sensor returned a value to the powertrain control module (PCM) that was greater than the signal should be during a self-test cycle. The most likely …