Engine-Codes - Buick - B1433 BUICK

B1433 BUICK - Ignition Switched Power Relay 2 Circuit

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

B1433 BUICK Possible Causes

  • Faulty Ignition Switched Power Relay 2
  • Ignition Switched Power Relay 2 harness is open or shorted
  • Ignition Switched Power Relay 2 circuit poor electrical connection

How is the B1433 BUICK 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.

What is the cost to diagnose the B1433 BUICK code

Labor: 1.0

The cost to diagnose the B1433 BUICK 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)

B1433 BUICK Meaning

The Body Control Module (BCM) supplies voltage to the HVAC module and the windshield washer solvent heater. Voltage is applied when any of the following conditions are true: Ignition Switch is in ACC or RUN, the vehicle was remote started, the vehicle is in Retained Accessory Power (RAP) mode. The Diagnostic Trouble Code (DTC) will set only when the module requests the output and there is a short to ground in the run relay coil control circuit.

More Information

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