Communication with scan tool is impossible | Communication with ECM only is not possible | 1 | |
Malfunction Indicator Lamp (SERVICE ENGINE SOON or Check Engine Lamp) and related parts | The Malfunction Indicator Lamp (SERVICE ENGINE SOON or Check Engine Lamp) does not illuminate right after the ignition switch is turned to the "ON" position | 2 | |
The Malfunction Indicator Lamp (SERVICE ENGINE SOON or Check Engine Lamp) remains illuminated and never goes out | 3 | |
Starting | Cranks, won't start | 4 | |
Starts up and dies | 5 | |
Hard starting | 6 | |
Idling stability (improper idling) | Unstable idle (rough idle, hunting) | 7 | |
Idle speed is high (improper idle speed) | 8 | |
Idle speed is low (improper idle speed) | 9 | |
Idling stability (engine stalls) | When the engine is cold, it stalls at idle (die out) | 10 | |
When the engine is hot, it stalls at idle (die out) | 11 | |
The engine stalls when accelerating (pass out) | 12 | |
The engine stalls when decelerating | 13 | |
Driving | Hesitation, sag, stumble, poor acceleration or surge | 14 | |
Acceleration shock | 15 | |
Knocking | 16 | |
Dieseling (run-on) | 17 | |
Too high CO and HC concentration when idling | 18 | |
IM240 test failure | Transient, mass emission tailpipe test failure | 19 | |
Purge flow test of the evaporative emission canister failure | 20 | |
Pressure test of the evaporative system failure | 21 | |
Generator output voltage is low (approximately 12.8 volts) | 22 | |
In running, the ECO mode indicator shows nothing | 23 | |
Power supply system and ignition switch-IG system | 24 | |
Fuel pump system | 25 | |
Ignition switch-ST system and transmission range switch system | 26 | |
Ignition circuit system | 27 | |
A/C system | 28 | |
Engine oil pressure switch (for warning lamp) system | 29 | |