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P0129-BAROMETRIC PRESSURE OUT-OF-RANGE LOW (CONTINUED) 5. (K1) MAP SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT Measure the resistance between the (K900) Sensor ground circuit and Is the resistance below 5.0 ohms? Yes >> Repair the short between the (K900) Sensor ground circuit and the (K1) MAP Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 6 6. (K1) MAP SIGNAL CIRCUIT SHORTED TO GROUND Measure the resistance between ground and the (K1) MAP Signal cir- Is the resistance below 100 ohms? Yes >> Repair the short to ground in the (K1) MAP Signal circuit. Perform the POWERTRAIN VERIFICATION TEST. (Refer No >> Go To 10 9 - 152 ENGINE ELECTRICAL DIAGNOSTICS WK |