P1174 Hyundai Code - Electronic Throttle System #1 Close Malfunctio
Quick Answer
P1174 Hyundai indicates Electronic Throttle System #1 Close Malfunctio. Common causes include Faulty Electronic Throttle Body, Electronic Throttle Body harness is open or shorted, Electronic Throttle Body circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1174 Hyundai indicates Electronic Throttle System #1 Close Malfunctio.
- Common causes
- Common causes include Faulty Electronic Throttle Body, Electronic Throttle Body harness is open or shorted, Electronic Throttle Body circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P1174 Hyundai Description
What are the Possible Causes of the DTC P1174 Hyundai?
- Faulty Electronic Throttle Body
- Electronic Throttle Body harness is open or shorted
- Electronic Throttle Body circuit poor electrical connection
- Stuck open Electronic Throttle Body
How to Fix the DTC P1174 Hyundai?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1174 Hyundai code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P1174 Hyundai Code
1. What does the OBDII code P1174 on a Hyundai mean?
P1174 indicates an "Electronic Throttle System #1 Close Malfunction," which suggests an issue with the throttle control system not closing properly.
2. What are the common symptoms of code P1174 on a Hyundai?
Symptoms may include poor engine performance, rough idling, hesitation during acceleration, reduced power, or the Check Engine Light illuminating.
3. What causes the P1174 code on a Hyundai?
Common causes include a faulty throttle body, carbon buildup in the throttle body, damaged wiring or connectors, a malfunctioning throttle position sensor, or an ECM issue.
4. Can I drive my Hyundai with the P1174 code?
It’s not recommended to drive for long periods with this code, as it may lead to reduced performance, unsafe driving conditions, or further damage to the throttle system.
5. How do I diagnose a P1174 code on a Hyundai?
Diagnosis typically involves scanning for other related codes, inspecting the throttle body for damage or buildup, checking the throttle position sensor, and ensuring all wiring and connectors are intact.
6. How do I fix the P1174 code on a Hyundai?
Repairs may include cleaning or replacing the throttle body, repairing or replacing damaged wiring, replacing the throttle position sensor, or reprogramming the ECM if necessary.
7. Can a dirty throttle body cause the P1174 code?
Yes, carbon buildup or debris in the throttle body can prevent it from closing properly and trigger the P1174 code.
8. How much does it cost to repair the P1174 code on a Hyundai?
Repair costs can range from $100 to $500 or more, depending on whether the throttle body needs cleaning or replacement and if additional components are affected.
9. Will resetting the Check Engine Light fix the P1174 code?
Resetting the light may clear the code temporarily, but if the underlying issue is not addressed, the code will likely return.
10. Can a faulty ECM cause the P1174 code on a Hyundai?
While rare, a malfunctioning Engine Control Module (ECM) can cause this code if it fails to properly control the throttle system.
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