OBD code B1608 indicates a fault with the Illuminated Entry Input Switch in the vehicle.
Symptoms include the Engine Light being ON.
This code is usually caused by a faulty switch, open or shorted harness, or poor electrical connection.
While not a critical issue, it should be addressed promptly.
To fix it, inspect the switch, wiring harness, and connectors for any damage or poor connections.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the b1608 OBD Code
The vehicle displays an airbag warning light on the dashboard.
- Symptoms: Service Engine Soon Warning Light may illuminate.
- Issues with the vehicle’s airbag system may be present.
- The horn may not work properly.
Causes of the b1608 OBD Code
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B1608 code typically indicates a fault in the passenger airbag indicator circuit.
- B1608 can be caused by a faulty Illuminated Entry Input Switch.
- An open or shorted Illuminated Entry Input Switch harness.
- A poor electrical connection in the Illuminated Entry Input Switch circuit.
Fixing Error Code b1608 Step By Step
To resolve fault code B1608, inspect and repair the driver’s airbag module circuit as needed.
- To fix OBDII code B1608, first, review the possible causes mentioned above and visually examine the corresponding wiring harness and connectors.
- Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- Next, check the wiring leading to the airbag control module for any issues.
- Test the airbag control module for proper operation and replace if necessary.
- Finally, clear the fault codes and perform a test drive to verify that the issue has been resolved.
Cost Of Fixing b1608 Fault Code
Diagnosing and repairing fault code B1608 may involve inspecting and replacing the occupant classification module.
The cost to diagnose and fix OBD code B1608 is typically based on an estimated repair time of 1. 0 hour, with labor rates ranging from $75 to $150 per hour.
The total cost will depend on shop rates, complexity of the issue, and any additional parts or services needed.
Details of the b1608 OBD Code
B1608 indicates a fault in the passenger airbag indicator circuit.
OBD code B1608 means Lamp Turn Signal Front Output Circuit Open.
This code is triggered by the Body Control Module (BCM) when it detects an open circuit in the front turn signal lamp circuit.
The BCM monitors the circuit for proper operation and sets this code when it detects a fault, such as a broken wire or a faulty lamp assembly.
This code is related to the signaling system of the vehicle, specifically the front turn signal lamps.
Mechanic’s Tech Notes
Code B1608 indicates a fault in the passenger airbag indicator circuit.
OBDII code B1608 typically indicates a problem with the vehicle’s internal control module.
To diagnose this issue, you can start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Additionally, use a scan tool to confirm if the TCM is communicating properly over the Controller Area Network (CAN) network.
If the TCM does not respond, reprogramming or reflashing it may be necessary.
Visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection can help pinpoint the root cause of the B1608 fault code.
FAQ
OBD code B1608 indicates a faulty Illuminated Entry Input Switch. Symptoms include Engine Light ON. Fix: Inspect wiring harness, connectors, and switch for damage or poor connection.
Common symptoms of OBD code B1608 include Engine Light ON. Causes may be a faulty Illuminated Entry Input Switch or related wiring issues. Fix: Inspect and repair wiring and connectors.
Diagnose OBD code B1608 by checking for a faulty Illuminated Entry Input Switch, open/shorted harness, or poor connection. Inspect wiring and connectors for damage or corrosion.
Wrap Up
If your airbag warning light is on and you see OBDII code b1608, it may indicate a fault in the passenger airbag indicator circuit.
This could be caused by a faulty passenger airbag indicator sensor, damaged wiring, or poor connections in the system.
To address OBDII code b1608, check the wiring harness and connectors for any signs of damage or corrosion.
Test the passenger airbag indicator sensor for proper operation and replace if necessary.
Ensure all connections are secure to resolve the issue effectively.
