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6E–132 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS Diagnostic Trouble Code (DTC) P1404 (Flash DTC 31) EGR VSV Circuit 060RW135 Circuit Description The Engine control module (ECM) monitors the EGR Diagnostic Aids Check for the following conditions: D Poor connection or damaged VSV–inspect the wiring DTC P1404 – EGR VSV Circuit
Step Action Value(s) Yes No 1 Was the “On-Board Diagnostic (OBD) System Check” — Go to Step 2 Go to OBD System Check 2 1. Ignition “ON”, engine “OFF”, review and record scan tool Failure Records data. 2. Operate the vehicle within Failure Records conditions as noted. 3. Using a scan tool, monitor “Specific DTC” info for DTC P1404 until the DTC P1404 test runs. Note the Does the scan tool indicates DTC P1404 failed this — Go to Step 3 Refer to Diagnostic Aids |