Engine-Codes - Generic - B1304

B1304 Code - Accessory Delay Relay Coil Circuit Short To Battery

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- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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|What are the Possible Causes of the Code B1304?

  • Faulty Accessory Delay Relay
  • Accessory Delay Relay harness is open or shorted
  • Accessory Delay Relay circuit poor electrical connection
  • Faulty Smart Junction Box (SJB)

|How to Fix the B1304 Code?

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.

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|What is the Cost to Diagnose the Code B1304?

Labor: 1.0

The cost to diagnose the B1304 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code B1304 Possible Symptoms?

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

|What Does the B1304 Code Mean?

The accessory delay relay receives voltage at all times from the Smart Junction Box (SJB). The SJB controls the coil side ground of the accessory delay relay and activates the accessory delay relay when the ignition switch is in the ON position. The accessory delay relay remains active for an additional 10 minutes when the ignition switch is in the OFF position or until the driver door is opened. The accessory delay relay provides voltage to the door lock switches, power windows and roof opening panel (if equipped).

B1304 Code - Accessory Delay Relay Coil Circuit Short To Battery

|Need more Information on the B1304 Code?

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|Code B1304 Information for Specific Makes

  • B1304 Ford Accessory Delay Relay Coil Circuit Short To Battery
  • B1304 Lincoln Accessory Delay Relay Coil Circuit Short To Battery
  • B1304 Mercury Accessory Delay Relay Coil Circuit Short To Battery

|Need Help with the B1304 Code?

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