Troubleshooting Guide [With CATA] (continued)
6-15spec tableRight-hand continuation of the With CATA troubleshooting matrix.
NOTE
Continuation (right-hand half) of the Troubleshooting Guide [With CATA] chart begun on page 6-14. Symptom rows align with the same symptoms in the left-hand half. Numbers in cells give the inspection order; the page number atop each column points to the relevant inspection procedure.
CHECK ENGINE WARNING LIGHT TURNS ON
Intake Air Temperature Sensor (page 48)(warning light)
Atmospheric Pressure Sensor (page 52)(warning light)
Ignition Output Signal (page 54)(warning light)
Vehicle Speed Sensor (page 56)(warning light)
Electronic Air Control Valve (page 61)(warning light)
Other Idle Controls (page 59)
Fuel Injector (page 72)(warning light)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
SELF-DIAGNOSIS INDICATOR (LED) BLINKS
Intake Air Temperature Sensor (page 48)10
Atmospheric Pressure Sensor (page 52)13
Ignition Output Signal (page 54)15
Vehicle Speed Sensor (page 56)17
Electronic Air Control Valve (page 61)14
Other Idle Controls (page 59)
Fuel Injector (page 72)16
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
ENGINE WON'T START
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)3
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)
Other Idle Controls (page 59)
Fuel Injector (page 72)2
Other Fuel Supply (page 70)1
Air Intake (page 82)
Emission Control (page 89)
DIFFICULT TO START ENGINE WHEN COLD
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)
Other Idle Controls (page 59)2
Fuel Injector (page 72)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
IRREGULAR IDLING - WHEN COLD FAST IDLE OUT OF SPEC
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)1
Other Idle Controls (page 59)2
Fuel Injector (page 72)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
IRREGULAR IDLING - ROUGH IDLE
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)3
Other Idle Controls (page 59)1
Fuel Injector (page 72)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
IRREGULAR IDLING - WHEN WARM IDLE SPEED TOO HIGH
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)2
Other Idle Controls (page 59)1
Fuel Injector (page 72)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
IRREGULAR IDLING - WHEN WARM IDLE SPEED TOO LOW
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)1
Other Idle Controls (page 59)2
Fuel Injector (page 72)
Other Fuel Supply (page 70)
Air Intake (page 82)
Emission Control (page 89)
FREQUENT STALLING - WHILE WARMING UP
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)1
Other Idle Controls (page 59)2
Fuel Injector (page 72)
Other Fuel Supply (page 70)3
Air Intake (page 82)
Emission Control (page 89)
FREQUENT STALLING - AFTER WARMING UP
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)1
Other Idle Controls (page 59)2
Fuel Injector (page 72)
Other Fuel Supply (page 70)3
Air Intake (page 82)
Emission Control (page 89)
POOR PERFORMANCE - MISFIRE OR ROUGH RUNNING
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)
Other Idle Controls (page 59)
Fuel Injector (page 72)2
Other Fuel Supply (page 70)1
Air Intake (page 82)
Emission Control (page 89)
POOR PERFORMANCE - FAILS EMISSION TEST
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)
Other Idle Controls (page 59)
Fuel Injector (page 72)
Other Fuel Supply (page 70)1
Air Intake (page 82)
Emission Control (page 89)
POOR PERFORMANCE - LOSS OF POWER
Intake Air Temperature Sensor (page 48)
Atmospheric Pressure Sensor (page 52)
Ignition Output Signal (page 54)
Vehicle Speed Sensor (page 56)
Electronic Air Control Valve (page 61)
Other Idle Controls (page 59)
Fuel Injector (page 72)3
Other Fuel Supply (page 70)1
Air Intake (page 82)
Emission Control (page 89)