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P1381 SATURN

P1381 SATURN - Misfire Detected - No Communication with Brake Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P1381 SATURN Possible Causes

  • Repair other codes first

First diagnose P1381 SATURN code

    Check 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 terminals.

P1381 SATURN Tech Notes

If the P1381 code is set with other codes, repair other codes first and then clear the code.

Cost of diagnosing the P1381 SATURN code

    Labor: 1.0

    The cost of diagnosing the P1381 SATURN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the P1381 SATURN code detected?

If a loss of communication occurs which causes the Powertrain Control Module (PCM) not to receive rough road information while DTC P0300 is requesting the Malfunction Indicator Lamp (MIL), DTC P1381 will set.

P1381 SATURN Possible Symptoms

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

P1381 Saturn Description

The Powertrain Control Module (PCM) receives rough road information from the Electronic Brake Control Module (EBCM) on the serial data circuit. The PCM uses the rough road information to enhance the misfire diagnostic by distinguishing crankshaft speed variations caused by driving on rough road surfaces from variations caused by true misfires. The EBCM transmits rough road information based on inputs from the wheel speed sensors.
OBDII Code P1381 Saturn - Misfire Detected - No Communication with Brake Control Module - AutoCodes.com

P1381 SATURN More Information

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P1381 SATURN Comments

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