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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P2135 To U1418 >> Diagnosis And Testing >> P258B-Electronic Vacuum Pump Performance >> Set Condition

Set Condition

Minimum Manifold Absolute Pressure (MAP) reading is 15 kPa (4.4 in Hg). EVP minimum vacuum is -35 kPa (-10 in Hg) and the EVP cannot create 3 kPa (1.0 in Hg) or the system cannot increase the vacuum from -35 kPa (-10 in Hg) to -38 kPa (-11 in Hg). Two trip fault. Three good trips to turn off the MIL.