evo 7

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discodave3

Member
Messages
42
hi all can seem to get to the bottom of the problem i have with ayc on my evo 7 have checked the ayc pump with power straight from the battery and the pump runs fine have checked the ayc pump relay but there is no power gettint to it i have run out of ideas has anyone got any help many thanks dave
 
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discodave3

Member
Messages
42
i have run power to the relay and the pump runs ok thanks dave
 
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discodave3

Member
Messages
42
hi i havent checked that i dint notice when i had the pump running do you think it could be the ayc ecu at fault thanks dave
 
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discodave3

Member
Messages
42
is there anyway i can check this out the pump does not run unless i put dirct power to the pump many thanks dave
 
Simon@NTS

Simon@NTS

Trader
Trader
Messages
3,887
Location
East Yorkshire & Midlands
Quote:
Originally Posted by biggazzafaether
Hi,

I've got abs light on and my ayc light comes on when you start moving on my evo 5, had a look about and found the instructions for reading faults codes where you join pin 1 and 4 and i say's steading flash of engine light = no fault code which is fine.

Got a steady flash on engine light but the ayc light light gives 1 short flash followed by 4 long flashes??

Is that a fault code? any help/ advice much appreciated!

Cheers


here are the eng codes for mitubishi 4/5/6
12 airflow sensor system
13 intake air temp system
14 tps
21 coolant temp sensor
22 crank angle sensor
23 cam sensor
24 vechicle speed sensor
25 barometric pressure sensor
31 detonation sensor system
41 injection system
44 ign coil/power transistor system
64 alternator fr terminal system

ayc codes are different
ayc codes:4/5/6
12 power supply open or short circuit
21 fr right wheel speed sensor open or short circuit
22 fr left wheel speed sensor open or short circuit
23 rear right wheel speed sensor open or short circuit
24 rear left wheel speed sensor open or short circuit
25 wrong diam tyre
26 faulty wheel speed sensor
31 steer sensor system(st1,st2,stn)open circuit
32 steer sensor stn short circuit
33 steer sensor stn system
34 steer system st1 st2 short circuit
41 tps open or short circuit
51 longitudinal acc sensor open or short circuit
52 longitudinal acc sensor
56 lateral acc sensor open or short circuit
61 stop lamp switch system open-circuit
65 abs monitor system open or short circuit
71 proportioning valve system open or short circuit
72 directional control valve right open or short circuit
73 directional control valve left open or short circuit
81 ayc relay system open or short circuit
82 electric pump system
83 electric pump system

<EVOLUTION-V, VI>
Diagnosis ABS
code No.
Diagnosis items Reference Page
11 Wheel speed sensor (FR) system (open- or short-circuit) 35B-8
12 Wheel speed sensor (FL) system (open- or short-circuit) 35B-8
13 Wheel speed sensor (RR) system (open- or short-circuit) 35B-8
14 Wheel speed sensor (RL) system (open- or short-circuit) 35B-8
15 Wheel speed sensor system (abnormal output signal) 35B-9
16 ABS-ECU power supply system (abnormal voltage drop or rise) 35B-11
21 Wheel speed sensor (FR) system 35B-8
22 Wheel speed sensor (FL) system 35B-8
23 Wheel speed sensor (RR) system 35B-8
24 Wheel speed sensor (RL) system 35B-8
32 Acceleration sensor (longitual acceleration) circuit system 35B-13
33 Stop lamp switch system (open circuit or stop lamp stays ON) 35B-15
41 Solenoid valve (FR) system 35B-15
42 Solenoid valve (FL) system 35B-15
43 Solenoid valve (RR) system 35B-15
44 Solenoid valve (RL) system 35B-15
51 Valve relay system 35B-17
53 Motor relay system 35B-19
63 ABS-ECU failure Replace ABS-ECU.
71 Acceleration sensor (lateral acceleration) system 35B-20
 
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discodave3

Member
Messages
42
many thanks to all the people that have helped me i have now fixed the problem with my evo 7 ayc problem there was a broken wire feeding the bpower to the ayc pump relay many thanks again dave
 
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