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Home >> Dodge and Ram >> 2004 >> Grand Caravan Base >> Repair and Diagnosis >> Engine Performance >> System >> Powertrain Diagnostic Procedures >> Diagnostic Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0031-O2 Sensor 1/1 Heater Circuit Low, P0037-O2 Sensor 1/2 Heater Circuit Low >> Diagnostic Procedure
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Diagnostic Procedure

Fig 1: Sensor Heater Circuit Low Diagnostic Chart (Step 1)
G00960124Courtesy of DAIMLERCHRYSLER CORP.
Fig 2: Sensor Heater Circuit Low Diagnostic Chart (Steps 2-5)
G00960125Courtesy of DAIMLERCHRYSLER CORP.
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