P1381 SATURN - Misfire Detected - No Communication with Brake Control Module
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 NotesIf 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: 1.0The 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 DescriptionThe 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.
P1381 SATURN More InformationNeed more information on how to fix the P1381 SATURN code?
Get Access to Factory Service Manuals
Need more help?Get the P1381 Saturn code diagnosed by a professional: Find a repair shop in your area
P1381 SATURN CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P1381 Saturn code? Have you replaced any parts?
Any information is appreciated. Thanks