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Home >> Isuzu >> 2000 >> Rodeo LSE, 2.2 D >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.2L >> Diagnostic Trouble Code Identification >> DTC P1380: Abs DTC Rough Road System Fault >> Diagnostic Procedures

Diagnostic Procedures

  1. Perform On-Board Diagnostic II (OBD-II) system check. See SELF-DIAGNOSTICS - INTRODUCTION article. After performing OBD-II system check, go to next step.
  2. Install scan tool. Turn ignition on, with engine off. Using scan tool, check for ABS DTCs. If any ABS DTCs are set, go to step  6. If no ABS DTCs are set, go to next step.
  3. Turn ignition on, with engine off. Using scan tool, review FREEZE FRAME data and note parameters. Start engine and operate vehicle within conditions required for setting this DTC, and as close to conditions recorded in FREEZE FRAME as possible. If misfire DTC is set, go to next step. If misfire DTC did not set, go to step  10.
  4. If DTC P1380 also set, go to next step. If DTC P1380 did not set, go to step  8.
  5. If ABS DTC is also set, go to next step. If ABS DTC is not set, go to step  9.
  6. Repair ABS system as necessary. See appropriate ANTI-LOCK article in BRAKES. After repair, go to next step.
  7. If any other DTCs are set, diagnose DTCs as necessary. If no other DTCs are set, no problem is indicated at this time.
  8. Repair condition causing misfire as necessary. After repair, go to step  10.
  9. Replace and reprogram PCM using appropriate equipment. See PROGRAMMING . After repair is completed, go to next step.
  10. Using scan tool, select CLEAR INFO or CLEAR DTCS function to clear DTCs. Start engine and allow it to idle. Ensure engine is at normal operating temperature. Operate vehicle within conditions required for setting this DTC. Select specified DTC function, then enter DTC P1380. If scan tool indicates test RAN AND PASSED, go to next step. If scan tool does not indicate test RAN AND PASSED, repeat step  2.
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