Engine-Codes - Generic - B1317

B1317 - Battery Voltage High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1317 Possible Causes

  • Battery defective
  • Loose or missing alternator drive belt
  • Faulty Alternator
  • Alternator harness is open or shorted
  • Alternator circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How is the B1317 code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Tech Notes

According to the 1996 Ford Explorer factory service manual, the B1317 and B1318 codes depend on which module the code was generated.

B1317
Four-Wheel Antilock Brake (4WABS) Control Module: Antilock Brake System Problem
Generic Electronic Module (GEM): Battery Voltage High

B1318
Automatic Ride Control (ARC) Module: Suspension Control (Automatic - Electronic Level)
Generic Electronic Module (GEM): Battery Voltage Low

What is the cost to diagnose the B1317 code

Labor: 1.0

The cost to diagnose the B1317 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1317 Meaning

With the engine running, the charging system supplies voltage to the battery and the vehicle electrical system through the battery B+ cable. The voltage that is supplied to the vehicle electrical system is used for the operation of the various vehicle systems and modules. Many modules monitor this voltage and if it rises above or below their calibrated setpoints, a Diagnostic Trouble Code (DTC) sets.

More Information

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Information for specific makes

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