Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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6E2–123 RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS Manifold Absolute Pressure (MAP) Output Check
Step Action Value(s) Yes No 1 1. Turn the ignition “OFF” and leave it “OFF” for 15 seconds. 2. Ignition “ON”. Don’t crank engine. pressure (MAP) sensor voltage. 4. Compare this scan reading to scan reading of a known good vehicle obtained using the exact same Is the voltage reading the same +/–0.40 volt? — Go to Step 2 Go to Step 5 2 1. Disconnect the vacuum hose at the MAP sensor and plug the hose. 2. Connect a hand vacuum pump to the MAP sensor. voltage change. Is the voltage change 1.5-2.1 volts less than Step 1? — Go to Step 3 Go to Step 4 3 Check the sensor cover for leakage or restriction. Does the hose supply vacuum to the MAP sensor only? — Go to Step 5 Go to Step 4 4 Repair the hose blockage. Is the action complete? — Verify repair — 5 Check the sensor connection. Is the sensor connection good? — Go to Step 6 Go to Step 7 6 Refer to On-Vehicle Service, MAP Sensor. Is the action complete? — Verify repair — 7 Repair the poor connection. Is the action complete? — Verify repair — |