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P0626ModeratePowertrain

P0626 on 2011-2014 Dodge Challenger (SXT, R/T, Rallye) — Generator Field "F" Terminal Circuit High

1 vehicles · 1 makes

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Most Reported On

2011-2014Dodge ChallengerSXT +2

P0626 is an OBD-II diagnostic trouble code meaning “Generator Field "F" Terminal Circuit High.” The control module detected a high-voltage (short-to-power or open) condition on the generator field 'F' terminal circuit. Signal voltage is above the expected range. This code is most commonly reported on 2011-2014 Dodge Challenger (SXT, R/T, Rallye).

On This Page

  • Common Causes
  • Vehicles (1)
  • Related Codes
  • FAQ
  • Sources (8)
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Common Causes

1Short to voltage in the 'F' terminal circuit
2Open in the field circuit
3Faulty alternator/regulator
4Corroded/damaged connectors
5Internal PCM fault

Diagnostic Tools

To diagnose P0626, you'll need an OBD-II scanner. Here are our recommendations at every price point.

Budget Pick$10–$20

ANCEL AD310 Classic OBD-II Scanner

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Best Value$90–$120

BlueDriver Pro Bluetooth Scanner

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Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.

  • Enhanced diagnostics (ABS, SRS, transmission)
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Advanced$180–$230

LAUNCH CRP123X OBD-II Scanner

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A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.

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Professional$350–$450

Autel MaxiCOM MK808S Diagnostic Tool

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Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.

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Vehicles Affected (1)

Dodge P0626 page →
ChallengerCritical

Sudden alternator failure causing stall, electrical loss, and fire risk (Recalls 14V634 & 17V435)

2011-2014$0-$1,2900 reports

Related Codes (8)

P0620Generator Control Circuit MalfunctionP0621Generator Lamp/"L" Terminal CircuitP0622Generator Field "F" Terminal Control CircuitP0623Generator Lamp Control CircuitP0013"B" Camshaft Position Actuator Circuit/Open (Bank 1)P0020Camshaft Position 'A' Actuator Circuit (Bank 2)P0023"B" Camshaft Position Actuator Circuit/Open (Bank 2)P0025"B" Camshaft Position - Timing Over-Retarded (Bank 2)

FAQ

What does P0626 mean?

P0626 stands for "Generator Field "F" Terminal Circuit High." The control module detected a high-voltage (short-to-power or open) condition on the generator field 'F' terminal circuit. Signal voltage is above the expected range.

What are the most common causes of P0626?

The most common causes of P0626 are: Short to voltage in the 'F' terminal circuit, Open in the field circuit, Faulty alternator/regulator, Corroded/damaged connectors, Internal PCM fault. The specific cause varies by vehicle.

How much does it cost to fix P0626?

Repair costs vary widely depending on the root cause and vehicle.

Which vehicles are affected by P0626?

Au7o has documented P0626 across 1 vehicle models from 1 manufacturers: Dodge.

Sources (8)

  • RecallNHTSA Recall 14V-634: Chrysler/Dodge/Jeep Alternator Sudden Failure (Part 573 Safety Recall Report)
  • RecallRepairPal: Recall 14V634000 — Alternator Failure, Chrysler/Dodge/Jeep
  • RecallNHTSA Recall 17V-435: Alternator Diode Thermal Fatigue (3.6L/5.7L, EHPS, expanded population)
  • RecallJustia Auto Recalls: 2012 Dodge Challenger Alternator Recall 17V435000
  • ForumCarComplaints.com — 2012 Dodge Challenger Alternator Went Out (owner complaints)
  • ForumCarComplaints.com — 2012 Dodge Challenger Electrical Problems (overview)
  • articleThe Car Connection: 1.3 million Chrysler/Dodge/Jeep recalled for alternator failure
  • articleRepairPal: 2013 Dodge Challenger Alternator Replacement Cost Estimate
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Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.

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