Tech Tip: Oil Leak From Bell Housing/Torque Converter on Hyundai Models
Some transaxles may experience an oil leak in the bellhousing behind the torque converter. If this occurs, the oil leak will be observed at the drain hole on the lower surface of the transaxle.
Hyundai Tech Tip: No Spark, No Injector Pulse on 2002 Sonata 2.4 L Models
You may get a customer complaint that the vehicle died while in Drive, then wouldn’t start. There is no spark and no injector pulse, and no engine rpm on the scanner while cranking, and it’s setting a Crankshaft Position (CKP) sensor code P0335.
Tech Tip: Hyundai Check Engine Light Diagnostics
There are a couple of ways a Hyundai will find its way into your bay with a check engine light complaint. If a misfire is obvious, you may be tempted to get to work and start switching coils, checking wires or whatever, looking to diagnose the problem. But before you do, check the codes to see if more information is available.
Tech Feature: Diagnosing and Repairing Cooling System Leaks on Hyundai Models
Cooling system problems will present themselves in a variety of ways, and it’s important that your service writer has the skills to ask the correct questions that will help your techs make efficient repairs.
Tech Tip: Hyundai Sonata Runs/Idles Rough/ DTC P0335 Set/MIL ON
This TSB has been revised to add a procedure to index the oil pump/balance shaft sprocket. Not properly indexing the sprocket may cause an engine vibration mostly noticed at 3,500-4,000 rpm.
Tech Tip: Hyundai Power Steering Pump Whining Noise
Before replacing a power steering oil pump on a 2003 Accent for a “whining” noise condition, check the oil pump reservoir filter screen for contamination. If the filter screen at the bottom of the oil pump reservoir is clogged, it may cause the pump to aerate and produce a “whining” noise.
Tech Tip: Replacing the Hyundai Power Sliding Door Control Module
Service shops commonly encounter a “perfect storm” of problems, including confusing new vehicle features that can potentially blow away a lot of time and money. Case in point: a 2007 Hyundai Entourage that exhibits a post-repair condition such as a power sliding door that doesn’t fully close or that reopens itself after closing.
Tech Tip: Hyundai Engine Runs Rough
Some 2001 2.4L Sonata and Santa Fe vehicles may experience one or more of the following conditions: Rough running; Rough idle; Lack of power at low rpm; or Check engine light on (DTC P0335 crankshaft position sensor malfunction). This condition may be caused by the exhaust camshaft coming out of time.A new timing belt cover (P/N 21360-38214-D) that incorporates a timing belt guide has been installed on vehicles produced since Jan. 30, 2001 ….
Hyundai: Drivetrain Noises & Wheel Bearing Replacement
One of the toughest challenges we face as import specialist techs is noise complaints. These aren’t necessarily difficult from the technical or nuts and bolts perspective as much as from the diagnostic process. The first challenge is to pin down the noise that has the customer concerned. We’ve all listened to our customers struggle with
Hyundai Tech Tip: A/T Installation Procedure to Prevent Damage to the Oil Pump
New and remanufactured transaxles are shipped with a retaining strap to hold the torque converter in place. Do not remove the strap until the transaxle is mounted on the transaxle jack and ready for installation. If the strap is removed prior to this step, the torque converter may move out of position in the housing. If the torque converter has moved from the fully inserted position ….