| Engine will not start (MIL works OK, no DTCs set, IMA motor works OK) |
- Test the battery (see 12 VOLT BATTERY TEST
).
- Test the starter (see STARTER PERFORMANCE TEST
).
- Check the fuel pressure; 2000-2003 M/T models (see 2000-2003 M/T MODELS
), 2001-2003 CVT models (see 2001-2003 CVT MODELS
), 2004-2005 M/T models (see 2004-2005 M/T MODELS
), 2004-2005 CVT models (see 2004-2005 CVT MODELS
), 2006 model (see 2006 MODEL
).
- Troubleshoot the fuel pump circuit; 2000-2004 models (see PGM-FI MAIN RELAY CIRCUIT TROUBLESHOOTING
), 2005-2006 models (see 2005-2006 MODELS
).
|
- Low compression
- No ignition spark
- Intake air leaks
- Locked up engine
- Broken cam chain
- Contaminated fuel
|
| Engine will not start (MIL comes on and stays on, or never comes on at all, no DTCs set, starter or IMA motor works OK) |
Troubleshoot the MIL circuit; 2000-2004 models (see MIL CIRCUIT TROUBLESHOOTING
), 2005-2006 models (see 2005-2006 MODELS
). |
|
| Engine will not start (immobilizer indicator stays on or flashes) |
Troubleshoot the immobilizer system (see TROUBLESHOOTING
). |
|
| Engine is hard to start (MIL works OK, no DTCs set) |
|
- Low compression
- Intake air leaks
- Contaminated fuel Weak spark
|
| Cold fast idle too low (MIL works OK, no DTCs set) |
- Do the ECM idle learn procedure (see ECM IDLE LEARN PROCEDURE
).
- Check the idle speed (see IDLE SPEED ADJUSTMENT
).
|
|
| Cold fast idle too high (MIL works OK, no DTCs set) |
- Do the ECM idle learn procedure (see ECM IDLE LEARN PROCEDURE
).
- Check the idle speed (see IDLE SPEED ADJUSTMENT
).
- Inspect/adjust the throttle cable (see THROTTLE CABLE ADJUSTMENT
).
- Inspect and test the throttle body (see THROTTLE BODY TEST
).
|
|
| Idle speed fluctuates (MIL works OK, no DTCs set) |
- Do the ECM idle learn procedure (see ECM IDLE LEARN PROCEDURE
).
- Check the idle speed (see IDLE SPEED ADJUSTMENT
).
- Inspect/adjust the throttle cable (see THROTTLE CABLE ADJUSTMENT
).
- Inspect and test the throttle body (see THROTTLE BODY TEST
).
|
Intake vacuum leaks |
| After warming up, idle speed is below specification without load (MIL works OK, no DTCs set) |
- Do the ECM idle learn procedure (see ECM IDLE LEARN PROCEDURE
).
- Inspect and test the throttle body (see THROTTLE BODY TEST
).
- Troubleshoot the A/C signal circuit (see A/C SIGNAL CIRCUIT TROUBLESHOOTING
).
|
Vacuum hose clogged/cracked/ poor connection |
| After warming up, idle speed is above specification without load (MIL works OK, no DTCs set) |
- Do the ECM idle learn procedure (see ECM IDLE LEARN PROCEDURE
).
- Inspect/adjust the throttle cable (see THROTTLE CABLE ADJUSTMENT
).
- Inspect and test the throttle body (see THROTTLE BODY TEST
).
- Inspect the TP sensor (see THROTTLE POSITION SENSOR SIGNAL INSPECTION
).
- Troubleshoot the A/C signal circuit (see A/C SIGNAL CIRCUIT TROUBLESHOOTING
).
|
|
| Low power (MIL works OK, no DTCs set) |
- Check the fuel pressure; 2000-2003 M/T models (see 2000-2003 M/T MODELS
), 2001-2003 CVT models (see 2001-2003 CVT MODELS
), 2004-2005 M/T models (see 2004-2005 M/T MODELS
), 2004-2005 CVT models (see 2004-2005 CVT MODELS
), 2006 model (see 2006 MODEL
).
- Inspect and test the throttle body (see THROTTLE BODY TEST
).
- Inspect/adjust the throttle cable (see THROTTLE CABLE ADJUSTMENT
).
|
- Low compression
- Incorrect Camshaft timing
- Incorrect Engine oil level
|
| Engine stalls (MIL works OK, no DTCs set) |
- Check the fuel pressure; 2000-2003 M/T models (see 2000-2003 M/T MODELS
), 2001-2003 CVT models (see 2001-2003 CVT MODELS
), 2004-2005 M/T models (see 2004-2005 M/T MODELS
), 2004-2005 CVT models (see 2004-2005 CVT MODELS
), 2006 model (see 2006 MODEL
).
- Check the idle speed (see IDLE SPEED ADJUSTMENT
).
- Troubleshoot the brake pedal position switch signal circuit (see BRAKE PEDAL POSITION SWITCH SIGNAL CIRCUIT TROUBLESHOOTING
).
|
- Intake air leaks
- Faulty harness and sensor connections
|
| Auto idle stop system does not work |
- Troubleshoot the brake pedal position switch signal circuit (see BRAKE PEDAL POSITION SWITCH SIGNAL CIRCUIT TROUBLESHOOTING
).
- M/T model: Troubleshoot the clutch pedal position switch signal circuit (see CLUTCH PEDAL POSITION SWITCH SIGNAL CIRCUIT TROUBLESHOOTING
).
- M/T model: Troubleshoot the neutral position switch signal circuit (see NEUTRAL POSITION SWITCH SIGNAL CIRCUIT TROUBLESHOOTING
).
- CVT model: Troubleshoot the idle stop switch signal circuit (see IDLE STOP SWITCH SIGNAL CIRCUIT TROUBLESHOOTING
).
- CVT model: Troubleshoot the A/T gear position signal circuit (see A/T GEAR POSITION SIGNAL CIRCUIT TROUBLESHOOTING
).
|
- Climate control/ outside temperature sensor
- Brake booster vacuum hose clogged/cracked/ poor connection
|
| Difficult to refuel (MIL works OK, no DTCs set) |
- 2000-2005 models: Test the fuel tank vapor control valve (see FUEL TANK VAPOR CONTROL VALVE REPLACEMENT
).
- 2000-2005 models: Inspect the fuel tank vapor control signal tube between the fuel pipe and the fuel tank vapor control valve.
- 2000-2005 models: Inspect the fuel tank vapor vent tube between the EVAP canister and the fuel tank vapor control valve.
- 2000-2005 models: Check the EVAP canister.
- 2006 model: Check the fuel vent tube between the EVAP canister and the fuel tank.
- 2006 model: Check the fuel tank vapor recirculation tube between the fuel pipe and the fuel tank.
- 2006 model: Replace the fuel tank (see 2006 MODEL
).
|
- Malfunctioning gas station filling nozzle.
- Restricted fuel filler neck
|
| Fuel overflows during refueling (No DTCs set) |
- 2000-2005 models: Replace the fuel tank vapor control valve (see FUEL TANK VAPOR CONTROL VALVE REPLACEMENT
).
- 2006 model: Replace the fuel tank (see 2006 MODEL
).
|
- Malfunctioning gas station filling nozzle.
- Restricted fuel filler neck
|