LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1999 >> Metro LSi, 4D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Tests >> DTC P0601: Powertrain Control Module (Pcm) Memory (1.0L & 1.3L) >> Diagnosis & Repair
September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Diagnosis & Repair

  1. Perform On-Board Diagnostic (OBD) system check. See ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM. After performing OBD system check, go to next step.
  2. Connect scan tool to DLC. Using scan tool, clear DTC information. Turn ignition on to initialize PCM. Start engine. Road test vehicle. If necessary, repeat road test. If vehicle does not start, crank engine so that DTC P0601 can set. If DTC P0601 resets, go to next step. If DTC P0601 does not reset, go to DIAGNOSTIC AIDS  . Check for an intermittent problem. See appropriate TROUBLE SHOOTING - NO CODES article.
  3. Replace PCM. Program PCM using required equipment. After replacing PCM, go to next step.
  4. After repairs, using scan tool, clear DTC information. Road test vehicle within freeze frame conditions that set DTC. Check for DTCs. If no DTCs are stored, repair is complete. If any DTCs are stored, diagnose DTC(s).
scientia non olet · About LEMON Manuals