Engine Runs Rough, Idles Rough, DTC P0335 – 2001 Hyundai Sonata & Santa Fe

Group

ENGINE MECHANICAL

Number

01-20-002-1

Subject

2001 SONATA/ SANTA FE 2.4L ENGINE RUNS ROUGH, IDLES ROUGH, DTC P0335

Date

OCTOBER, 2001

Model

2001 2.4L SONATA/SANTA FE

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 3500-4000 rpm. The warranty information table has also been changed.

 

DESCRIPTION:

Some 2001 MY 2.4L Sonata and Santa Fe vehicles, customers may complain of one or more of the following conditions:

  1. Rough running.
  2. Rough idle.
  3. Lack of power at low rpm.
  4. 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 January 30, 2001.

Vehicles that experience the condition described above should be updated with the new timing belt cover

Timing Belt Guide

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162 – Bearing Wear may result in Engine Seizure – 2013-2014 Hyundai Sonata & Santa Fe Sport

NHTSA Campaign Number: 17V226
Manufacturer Hyundai Motor America
Components ENGINE AND ENGINE COOLING
Potential Number of Units Affected 572,000

 

Bearing Wear may result in Engine Seizure

Bearing wear may result in the engine seizing, increasing the risk of a crash.

 

Summary

Hyundai Motor America (Hyundai) is recalling certain 2013-2014 Sonata and Santa Fe Sport vehicles.

Machining errors during the engine manufacturing process may cause premature bearing wear within the engine.

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161 – Electronic Power Steering (EPS) Connector – 2017 Hyundai Elantra

NHTSA Campaign Number: 17V213
Manufacturer Hyundai Motor America
Components STEERING
Potential Number of Units Affected 99

 

Loss of Electric Power Steering Assist

Loss of power steering assist would require higher steering effort, especially at lower speeds, which may increase the risk of a crash.

 

Summary

Hyundai Motor America (Hyundai) is recalling certain 2017 Elantra vehicles.

The affected vehicles may have a damaged Electronic Power Steering (MDPS) connector resulting in a loss of electric power steering assistance.

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P0171, P0174 (SYSTEM TOO LEAN BANK 1/BANK 2) – 2001-2005 Hyundai XG300/XG350

Technical Service Bulletin Group

ENGINE ELECTRICAL

Number

04-36-020

Subject

2001 – 2005 XG300/350 P0171, P0174 (SYSTEM TOO LEAN BANK 1/BANK 2)

Date

DECEMBER, 2004

Model

2001 – 2005 XG300/350

 

DESCRIPTION:

If a 2001 XG300 or 2002 – 2005 XG350 sets codes P0171 and or P0174 (Hi-Scan Pro description is: “System too Lean Bank 1/ System too Lean Bank 2”), perform the following test procedure to correctly diagnose this condition:

•  Using the Hi-Scan Pro (under the current data menu), record the Long Term Fuel Trim for Bank 1 and Bank 2 at idle and at 2,500 rpm. If both B1 and B2 have a positive Long Term Fuel Trim Reading greater than 10%, perform the following test procedure:

Using the Hi-Scan Pro, record the Mass Airflow sensor values under the different parameters shown in the table below. The engine must be at operating temperature with the Air Conditioning turned OFF and there cannot be an exhaust hose over the tail pipe.

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160 – Seat Belt Linkages may Detach – 2011-2015 Hyundai Sonata

NHTSA Campaign Number: 17V152
Manufacturer Hyundai Motor America
Components SEAT BELTS
Potential Number of Units Affected 977,778

 

Seat Belt Linkages may Detach

In the event of a crash, if the seat belts detach from the anchor pretensioners, it can increase the risk of injury.

 

Summary

Hyundai Motor America (Hyundai) is recalling certain 2011-2014 Sonata and 2011-2015 Sonata Hybrid vehicles.

In the affected vehicles, the seat belt linkages for both front seat belts may detach from the seat belt anchor pretensioners.

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