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Home >> Chevrolet >> 1992 >> Caprice Classic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.3L TBI >> Pcm/BCM Code Charts >> Code 13, Open Oxygen (O2) Sensor Circuit >> Notes
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Code 13, Open Oxygen (O2) Sensor Circuit: Notes

CODE 13 ECM TERMINAL & CIRCUIT WIRING IDENTIFICATION

Application ECM Terminal Wire Color
O2 Signal D7 Purple
O2 Ground D6 Tan
NOTE: Test numbers refer to numbers on diagnostic chart.
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