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Home >> Chevrolet >> 2002 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System Self-Diagnostics - 3.4L) >> Diagnostic Tests >> DTC P1381: Misfire Detected No EBTCM/Pcm Serial Data >> Conditions For Setting DTC
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Conditions For Setting DTC

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The PCM is detecting a loss of communication with the EBCM/EBTCM for at least 5 seconds.

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