Tech Tip: Hyundai Resetting PCM/TCM Adaptive Values
The PCM or TCM contains logic to adjust solenoid duty and line pressure as needed to compensate for normal clutch wear over the life of the transaxle. This bulletin provides the procedures necessary to reset (erase) and “relearn” the PCM/TCM adaptive values.
Tech Tip: Subaru Impreza With DTCs P0705, P0851, P2746, P2750 And/Or No Crank, No Start
If you receive a customer concern of a Check Engine light, AT Temp light or a no engine-crank condition, the wiring harnesses to the transmission range sensor (inhibitor switch) should be closely inspected for damage or a short circuit to the CVT transmission case. In addition, Slow-Blow Fuse (SBF)-6 in the Main Fuse Box (M/B) may also have failed.
Diagnostic Solutions: MAF Sensor Testing Methods
Troubleshooting MAF sensor problems can become a major headache for diagnostic technicians because the failure is usually one that involves a calibration error, rather than an outright electrical or mechanical failure.
Publisher’s Perspective: We Know You’re Busy…
“Something has changed,” was a comment made by a colleague when stopping by my office. It took her a few minutes to realize I had rearranged my office furniture. My hope is that you have already noticed a few changes with your October issues of ImportCar, Underhood Service and Brake & Front End, beginning with
Editor’s Notebook: We’re Kicking Things Up A Notch and Remaining Steadfast in Our Mission
In today’s competitive service environment, you need to work both harder and smarter to stay ahead of the competition. Beyond delivering highest-quality repairs and offering top-notch customer service, you wrestle with tough shop management issues on a daily basis. You also work hard on improving important business-building elements, like shop image and reputation, and making
Volkswagen Water Pump Replacement
We bought another loaner. It’s a 2003 Volkswagen Jetta that’s loaded with heated leather seats, heated power mirrors and the 1.8L turbo engine. It’s got the premium stereo and it’s my favorite color, black. It only has 125,000 miles on it and it’s current on its timing belt and other services. I thought we were going to have to do a minimum of service to get it ready to use as a loaner, until I noticed the temp gauge reaching for the red.
Diagnostic Solutions: Oxygen Sensor Inspection And Service
Oxygen sensors have been a part of the automotive maintenance scene since 1976, when feedback fuel controls were popularly introduced. By 1980, nearly every car and light truck was equipped with an oxygen sensor that allowed their computer-controlled fuel systems to operate in a “closed-loop,” “feedback” or “fuel control” mode.
Tech Tip: Infiniti EVAP Leak DTC Diagnosis – DTCs: P0440/P0442/P0455/P0456/P1440/P1456
Applied Vehicles: 1998 and later Infiniti vehicles with an EVAP service port. DTCs: P0440, P0442, P0455, P0456, P1440 and P1456 If one or more of the DTCs listed above related to EVAP system leaks is found stored in Self Diagnosis, use the Repair Flow Chart shown in Fig. 1. Use the EVAP system diagram (Fig.
Tech Tip: Volkswagen DTCs P1297 Or P1557 Stored In DTC Memory
DTCs P1297 (17705) or P1557 (17965) are stored in DTC memory. This may be caused by intake hoses leaking (during boost conditions), due to incorrect torque on clamps or improper placement, or worn or torn intake hoses, etc.
Tech Tip: Honda Fit’s HVAC Blower Motor Works Only On High Speed
Applies To: 2009-’10 Fit – All 2011 Fit – From VIN JHMGE8…B5000001 through JHMGE8…B5000012 2011 Fit – From VIN JHMGE8…BC000001 through JHMGE8…BC012605 Symptom: The HVAC blower motor works only on high speed. Probable Cause: Excessive current draw from the HVAC blower motor causes the blower resistor to fail. Corrective Action: Replace the HVAC blower motor
Editor’s Notebook: Fall Car Care is in the Air and Central to the Northwood International Auto Show
If you’ve ever been involved in or hosted a Be Car Care Aware event, you know the power it can have in educating customers about how much money they can save with proper vehicle maintenance. You also know the value-added benefits of heightening your shop’s image in the community, earning existing customers’ lasting loyalty and prompting new referrals along the way.
Gonzo’s ToolBox: Customers Say The Darndest Things
Did you ever notice some people have an excuse for just about anything? Did you also notice how some people have a quirky explanation for the problems with their cars? I sometimes wonder what some of these folks would think if they actually heard themselves from my side of the counter.