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.
To diagnose the B1374 Saturn code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The Diagnostic Trouble Code (DTC) B1374 will set if IGNITION 1 input is not active after the engine has been running for 20 seconds. When DTC is present, SERVICE VEHICLE SOON indicator illuminates and check gauges chime will sound. A current DTC B1374 will clear when the fault is no longer present and the ignition switch is cycled. A history DTC B1374 clears when module ignition cycle counter reaches reset threshold, without a repeat of malfunction.
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