
MPI –
Troubleshooting
13-12
Code No. 24 Vehicles speed sensor system
Probable cause
Range of check
D
Ignition switch: ON
D
Excluding 60 seconds after the ignition switch is turned to ON or immediately
after the engine starts.
D
Idle position switch: OFF
D
Engine speed is 3,000 r/min or more.
D
Driving under high engine load conditions.
Set conditions
D
Sensor output voltage does not change for 4 seconds (no pulse signal input).
D
Malfunction of the vehicle speed sensor
D
Improper connector contact, open circuit or
short-circuited harness wire of the vehicle speed
sensor circuit
D
Malfunction of the engine-ECU
OK
Check the ignition switch. (Refer to GROUP 54 – Ignition Switch.)
2. NG
OK
Replace the engine-ECU.
3. NG
OK
Replace the engine-ECU.
NG
Check the harness wire
between the engine-ECU
and the vehicle speed
sensor connector.
NG
Repair
OK
Check trouble symptom.
OK
Check the following
connectors:
A-19, B-62
NG
Repair
NG
Check the harness wire
between the engine-ECU
and the vehicle speed
sensor connector.
NG
Repair
OK
Check trouble symptom.
Check the following
connector:
B-62
NG
Repair
NG
Check the harness wire
between the vehicle
speed sensor and ignition
switch connector.
NG
Repair
OK
Check trouble symptom.
OK
Measure at the vehicle speed sensor connector A-19.
D
Disconnect the connector, and measure at the harness side.
1. Voltage between 1 and earth (Ignition switch: ON)
OK: System voltage
2. Voltage between 3 and earth (Ignition switch: ON)
OK: 4.8 – 5.2 V
3. Continuity between 2 and earth
OK: Continuity
1. NG
Check the following
connectors:
B-64, B-74, B-76
NG
Repair
Check the vehicle speed sensor. (Refer to GROUP 54 – Combina-
tion Meters.)
NG
Replace
Check the harness wire between the vehicle speed sensor and
the earth, and repair if necessary.
Содержание LANCER EVOLUTION-IV 1998
Страница 4: ...NOTES...
Страница 15: ...B 11 NOTES...
Страница 19: ...B 15 NOTES...
Страница 21: ...SINGLE PART INSTALLATION POSITION ECU A B 17 ECU Name Symbol AYC ECU A...
Страница 27: ...SINGLE PART INSTALLATION POSITION Ground 1 2 5 6 B 23 GROUND 1 2 5 6 7 14 15 13 11 12 10 9...
Страница 28: ...SINGLE PART INSTALLATION POSITION Ground 7 9 10 11 12 11 12 13 14 15 B 24...
Страница 35: ...CIRCUIT DIAGRAM Starting System BATTERY IGNITION SWITCH ST ENGINE CONTROL SYSTEM STARTER B 31 STARTING SYSTEM...
Страница 57: ...B 53 NOTES...
Страница 67: ...B 63 NOTES...
Страница 75: ...B 71 NOTES...
Страница 91: ...B 87 NOTES...
Страница 116: ...SINGLE PART INSTALLATION POSITION Ground Cable Ground C 18 GROUND CABLE GROUND...
Страница 123: ...CIRCUIT DIAGRAM Starting System BATTERY IGNITION SWITCH ST ENGINE CONTROL SYSTEM STARTER C 25 STARTING SYSTEM...
Страница 135: ...C 37 NOTES...
Страница 151: ...C 53 NOTES...
Страница 161: ...C 63 NOTES...
Страница 171: ...C 73 NOTES...
Страница 177: ...C 79 NOTES...
Страница 185: ...MODELS 2 00 1 GENERAL CONTENTS...
Страница 222: ...LUBRICANTS 2 ENGINE OIL COOLER 2 12 1 ENGINE LUBRICATION CONTENTS...
Страница 299: ...MANUAL TRANSMISSION 22A MANUAL TRANSMISSION OVERHAUL 22B 22 1 MANUAL TRANSMISSION CONTENTS...
Страница 300: ...22 2 NOTES...
Страница 313: ...MANUAL TRANSMISSION OVERHAUL General Information 22B 3 SECTIONAL VIEW With Front Limited Slip Differential Front LSD...
Страница 362: ...26 1 FRONT AXLE CONTENTS SERVICE SPECIFICATIONS 2 SPECIAL TOOLS 2 AXLE HUB AND KNUCKLE 3...
Страница 420: ...ROLL STOPPER AND CENTERMEMBER 2 32 1 POWER PLANT MOUNT CONTENTS...
Страница 448: ...BASIC BRAKE SYSTEM 35A ANTI LOCK BRAKING SYSTEM ABS 35B 35 1 SERVICE BRAKES CONTENTS...
Страница 449: ...35 2 NOTES...
Страница 514: ...EXTERIOR Front Bumper EVOLUTION V 51 4 FRONT BUMPER EVOLUTION V REMOVAL AND INSTALLATION Front bumper assembly...
Страница 518: ...EXTERIOR Aero Parts EVOLUTION IV 51 8 7 8 Rear spoiler removal steps 7 Rear spoiler 8 High mount stop lamp...