Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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6E–74 6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS D P1275, P1639, P1271, P1273 D P1285, P1272, P1273 D P0336, P0337 D P1220, P1515, P1221, P1515, P1516 D P1280, P1271, P1272 Check for the following conditions: D Poor connection at PCM. Inspect the harness D Damaged harness. Inspect the wiring harness for D Vapor Pressure (Fuel Tank Pressure) Sensor D MAP Sensor D EGR D TPS1/TPS2 D APS1/APS2/APS3 D CKP Multiple PCM Information Sensor DTCs Set
Step Action Value(s) Yes No 1 Was the “On-Board (OBD) System Check” performed? — Go to Step 2 Go to OBD System Check 2 1. Turn the ignition “OFF”, disconnect the PCM. and 2 circuit for the following conditions: D A poor connection at the PCM. D An open between the PCM connector and the D A short to ground. D A short to voltage. Is there an open or short? — Go to Step 3 Go to Step 4 3 Repair the open or short. Is the action complete? — Verify repair — 4 Check the sensor ground circuit for the following D A poor connection at the PCM or the affected D An open between the PCM connector and the Is there an open or a poor connection? — Go to Step 5 Go to Step 6 5 Repair the open or the poor connection. Is the action complete? — Verify repair — 6 Following below the DTCs stored: — Go to applicable Go to Step 7 7 Measure the resistance below the items: D Between EGR sensor supply circuit and Vapor D Between MAP sensor supply circuit and Vapor D Between Vapor Pressure Sensor supply circuit Is the resistance near the specified value? — Go to Step 9 Go to Step 8 |