Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 1189

13A-52
INSPECTION CHART FOR TROUBLE SYMPTOMS
Inspection Check items
procedure
1 Communication between MUT-II and entire system is not possible.
2 Only communication between MUT-II and engine-ECU is not possible.
3 Engine warning lamp does not illuminate immediately after ignition switch is set to ON position.
4 Engine warning lamp stays illuminated and does not turn OFF.
5 Starting disabled (Starter does not rotate.)
6 Starting disabled (Starter rotates but initial combustion does not occur.)
Starting disabled (Initial combustion occurs but is incomplete.)
7
Improper starting (Starting time is long.)
Unstable idling (Rough idling, hunting)
8
Inappropriate idling speed (High or low idling speed)
Engine stalls (Die out) during idling
9 Engine stalls when starting travel. (Pass out)
10 Engine stalls during deceleration
Pulsation (Hesitation, sag)
11
Poor acceleration
Stumbling
Surging
12 Shock during acceleration
13 Shock during deceleration
14 Knocking
15 Deviation of ignition interval
16 Run on (Dieseling)
17 Abnormal odor, white smoke, black smoke, high CO or HC concentration when idling
18 Battery dies
19 Overheating
20 Abnormal radiator fan motor rotation
21 A/C ineffective
22 Engine-ECU power supply, engine control relay, ignition switch-IG1 system
23 Fuel pump system
24 Radiator fan control relay system
25 Condenser fan relay system
26 A/C switch system
27 A/C compressor relay system
28 A/C load signal system
29 Secondary air control solenoid valve system
30 Intercooler water spray circuit system
31 Intercooler water spray lamp system
32 Ignition coil (integrated power transistor) system
MPI -
Troubleshooting
Reference page
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