<figure class=”wp-block-image size-large”><a href=”https://www.700r4transmissionhq.com/wp-content/uploads/2022/09/Mercury-Grand-Marquis.jpg”><img src=”https://www.700r4transmissionhq.com/wp-content/uploads/2022/09/Mercury-Grand-Marquis-1024×481.jpg” alt=”Mercury Grand Marquis P0088″ class=”wp-image-272103″/></a></figure> <!– wp:paragraph –> <p>If your Mercury Grand Marquis’s AC system is not working, it can be uncomfortable and downright dangerous on a hot day. There are A LOT of issues that can cause your car’s air conditioner to fail.</p> <!– …
Read More »Mercury Grand Marquis P0152: Causes + Easy Diagnosis
P0152 is a common OBDII code that occurs in many vehicles, including the Mercury Grand Marquis. 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 …
Read More »Mercury Grand Marquis P144C: Meaning, Causes, + Diagnosis
P144C is a Ford-only DTC trouble code, and as such, it applies to your Mercury Grand Marquis. 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 …
Read More »Mercury Grand Marquis P0725 Code: Meaning, Causes, + Diagnosis
P0725 is a common OBD2 code that can occur in the Mercury Grand Marquis. 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 …
Read More »Mercury Grand Marquis P0193: Symptoms, Causes, & Likely Fixes
P0193 is a generic OBD-II code that can occur in the Mercury Grand Marquis. It indicates that your Grand Marquis’s fuel rail pressure sensor is sending a signal to the PCM that is above its normal operating range (in terms of voltage value). While P0193 is a generic code (it …
Read More »Mercury Grand Marquis P0523: Meaning, Causes, + Likely Fixes
P0523 is a standard OBD2 trouble code that can occur in the Mercury Grand Marquis. In layman’s terms, it indicates the signal from the oil pressure sensor is higher than its normal operating range (in terms of voltage). P0523 is generic (it has the same definition for all vehicles), repair …
Read More »Mercury Grand Marquis P0705: Meaning, Causes, & Diagnosis
P0705 is a very common transmission-related trouble code that can occur in the Mercury Grand Marquis. In layman’s terms, it means that your Grand Marquis 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 …
Read More »Mercury Grand Marquis P1450: Symptoms, Causes, & Likely Fix
P1450 is a manufacturer-specific trouble code. In the case of Ford-made vehicles (such as the Mercury Grand Marquis), 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 …
Read More »Mercury Grand Marquis P2279 Code: Meaning, Causes, and Diagnosis
P2279 is a generic OBD-II code. It indicates there is a vacuum leak coming from your Mercury Grand Marquis’s air intake system. While P2279 is a generic code (it has the same definition for the Grand Marquis as it would any other vehicle made after 1996), repair steps will vary …
Read More »Mercury Grand Marquis P0036: Meaning, Causes + Diagnosis | Transmissions.biz
P0036 is a very common O2 sensor-related trouble code. It’s generic, which means it has the same definition for the Mercury Grand Marquis as any other vehicle. This code is almost always caused by a bad heated oxygen sensor or wiring issue and is almost always symptom-free. P0036 should NOT …
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