AutoCodes – Pontiac – B1385 Pontiac

B1385 Pontiac Code - Device Ignition START Circuit

Quick Answer

The Body Control Module (BCM), monitors the ignition inputs OFF, ignition 3, crank and ignition 1 supplied from the ignition switch. Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition Switch 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
B1385 Pontiac indicates Device Ignition START Circuit.
Common causes
Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition Switch 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 4,160
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 20, 2019
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Code B1385 Pontiac Description

The Body Control Module (BCM), monitors the ignition inputs OFF, ignition 3, crank and ignition 1 supplied from the ignition switch. The BCM uses the sequence that the signals appear and their voltage levels to determine the power mode called for by the vehicle operator using the ignition switch. A 12-volt reference voltage is supplied by the BCM to the ignition switch over a discrete circuit. The ignition switch uses this voltage for power mode signal discrimination. When the operator places the Ignition switch in the Start position, the Crank circuit delivers the signal to the BCM.
OBDII Code B1385 Pontiac - Device Ignition START Circuit - AutoCodes.com
B1385 Pontiac Code - Device Ignition START Circuit

What are the Possible Causes of the DTC B1385 Pontiac?

  • Faulty Ignition Switch
  • Ignition Switch harness is open or shorted
  • Ignition Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B1385 Pontiac?

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 B1385 Pontiac 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.

Need more information about the B1385 Pontiac code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1385 Pontiac Code

1. What are the common symptoms of OBDII code B1385 on a Pontiac related to the Device Ignition START Circuit?

- Common symptoms include difficulty starting the vehicle, intermittent starting issues, and the engine stalling shortly after starting.

2. What are the possible causes of OBDII code B1385 on a Pontiac?

- Possible causes include faulty ignition switch, damaged wiring or connectors in the ignition circuit, or a malfunctioning ignition lock cylinder.

3. How can I diagnose the issue causing OBDII code B1385 on my Pontiac?

- A thorough inspection of the ignition system, including the ignition switch, wiring, and connectors, is necessary. Checking for loose connections or damaged components can help pinpoint the issue.

4. Can I still drive my Pontiac with OBDII code B1385 present?

- It is not recommended to drive your vehicle with OBDII code B1385 present, as it can lead to potential starting and stalling issues while driving.

5. Is it possible to reset OBDII code B1385 on a Pontiac without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, it is crucial to address the root cause of the problem to prevent it from recurring.

6. Are there any DIY repair tips for fixing OBDII code B1385 on a Pontiac?

- DIY repair tips include checking and cleaning the ignition switch contacts, inspecting wiring for damage, and ensuring all connectors are securely attached.

7. Can a faulty battery or alternator cause OBDII code B1385 on a Pontiac?

- While a weak battery or alternator can impact the starting system, OBDII code B1385 specifically relates to issues in the Device Ignition START Circuit.

8. How much does it typically cost to repair OBDII code B1385 on a Pontiac?

- Repair costs can vary depending on the exact cause of the issue, but they may range from $100 to $300 for parts and labor.

9. Will OBDII code B1385 on a Pontiac prevent the vehicle from passing emissions tests?

- Yes, OBDII code B1385 can cause the vehicle to fail emissions tests due to its impact on the starting and ignition systems.

10. How long does it usually take to repair OBDII code B1385 on a Pontiac?

- The repair time can vary based on the complexity of the issue, but it typically takes 1-2 hours for a mechanic to diagnose and fix the problem.

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