Fuel Pump Archives - Page 4 of 6 - Brake & Front End
Tech Tip: Nissan Fuel Gauge Issues and/or DTC P0461, P0462 or P0463

If you confirm the fuel gauge is erratic, inaccurate or inoperative and/or the MIL is on with DTC P0461, P0462 or P0463 stored in self-diagnosis, replace the fuel lever sensor unit.

Pulling Codes: Mean and Lean with Shades of Gray

This article will document the infamous P0171 code – Lean Condition. A fuel system lean condition can be broken down into three subsections, namely, fuel pump performance, fuel quality and injectors. Keep in mind this is only a starting point, but it is a good place to start.

Tech Tip: Volkswagen’s MIL On with DTC P129F/P310B Set

Due to fuel intrusion into the low pressure side fuel pressure sensor (G410), a false signal may be sent to the ECM resulting in a reading that is out of tolerance. A false signal may result in illumination of the malfunction indicator lamp (MIL) and DTC P129F or P310B being stored in fault memory. There is now an improved fuel pressure sensor (G410) to aid against fuel intrusion.

Tech Tip: Mazda6 Engine Won’t Start in Cold Weather

In extremely cold weather (approximately -30 degrees C), a customer may experience an engine no start/no crank

Tool Tip: Prepare to Repair: The Importance of Equipment Maintenance

Situation A commercial vehicle — a 1996 Chevrolet 3500 van — was recently brought in for service with the customer complaining of low fuel pressure. The vehicle had recently had its fuel module and fuel pressure regulator replaced, due to a low fuel pressure concern and the vehicle was still ­experiencing the same issue. Procedure

Tech Tip: DeLorean Fuel Pump Replacement

DeLorean owners and enthusiasts know to be wary, a car left sitting that long and havoc ensues with the sensitive fuel system of a 25-year-old DeLorean. In fact, any car, left sitting for a lengthy period of time will eventually encounter fuel problems. One specific problem to note would be the need for a new fuel pump. Cars left sitting, and even daily drivers, can fall victim to fuel pump failure. Over time, debris and contaminants build up in the fuel tank.

Diagnostic Solutions: Solving Insufficient Fuel Problems

Solving cranking, no-fuel or insufficient-fuel driveability problems on late-model imports can be challenging, especially if a technician doesn’t take into account the way that modern fuel systems operate. Some vehicles, for example, limit vehicle speed by deactivating fuel injectors. In some rare cases, a miscalculation in vehicle speed can cause an insufficient fuel condition.

Tech Feature: Family Ties – Servicing Chrysler’s Versatile 3.3L and 3.8L Engines

First introduced as a family back in 1990, these engines have been upgraded and improved to provide good torque for the necessary applications, reasonable fuel economy and a reputation for durability and appropriate performance.

New Training Videos for Technicians and Counter Personnel Now Available from AASA Fuel Pump Manufacturers Council

A new series of educational videos providing information and training on proper diagnostic techniques and procedures to repair an automotive fuel-related job is now available online from the Fuel Pump Manufacturers Council (FPMC) of the Automotive Aftermarket Suppliers Association (AASA).

Tech Tip: Honda CR-V Has MIL On and DTCs P0451, P0452, P0453 or P1454

Having the MIL On and DTCs P0451, P0452, P0453 or P1454 stored on a Honda CR-V may be the result of the fuel tank pressure sensor having an internal malfunction. This Tech Tip provides information to correct this condition.

EPA Allows for the Selling of E15 Fuel for Newer Vehicles

A decision on the use of E15 in model year 2001 to 2006 vehicles will be made after EPA receives the results of additional DOE testing, which is expected to be completed in November.

Directions: E15 — Helping or Hurting American Drivers?

At Issue: E15 fuel blends could be available by March or April of 2011, assuming the EPA makes two approvals for use of E15 in 2001 cars and newer models by the end of the year.