General ecu question.

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General ecu question.

eskimo_god

They really smell bad
Joined
Jan 26, 2007
Messages
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Location
derbyshire
what does the ecu control other than injectors and ingition timing.

if i was to have a dizzy and carbs could i just take away the ecu?
 
webbers or bike carbs??? or something totally differant

You just need to get friends with a good MOT tester. The guy i know i good like that.he has been known to swap cars over for the emissions test:devil: :devil:
 
I'm looking at bike carbs.:D

my local test center has been known not to test the emissions :eek:
 
i know what pictures you've been looking at..

anyways. in short, NOTHING. It controls bugger all apart from the fuel and spark.

connections are as follows.

Code:
Number Description Component / Function Notes
1 Output Ignition Coil 1 Cylinders 1+4
2 Output Idle Control Stepper Motor Phase B
3 Output Idle Control Stepper Motor Phase D
4 Output Central Power Relay (Power-Latch) Power to RAM
5 Input Automatic Gearbox ECU input Only on Version CA
6 Output ECU Warning Lamp Activated on -Vbatt
7 Input / Output Immobilizer (If Present, otherwise NC) Bidirectional
8 Input Air Conditioner Relay on (+) Activated on +Vbatt
9 NC Not Connected Not Connected
10 Input Serial Line L Unidirectional line (FLT->ECU)
11 Input TDC / RPM Sensor Signal Negative
12 Input Lambda Sensor Signal Negative
13 Input Water Temperature Sensor Signal
14 Output Sensor +5v Line 5 volt DC
15 Output Serial Line K Bidirectional line (FLT->ECU)
16 Power Signal Grounds In Wiring Loom
17 Power Primary Ground Engine Ground
18 Output Fuel Injector Controls SPi Unit
19 Output Ignition Coil 2 Cylinders 2+3
20 Output Idle Control Stepper Motor Phase A
21 Output Idle Control Stepper Motor Phase C
22 Output Charcoal Canister Multifunction Valve
23 Output Engine Speed Limiting (Fuel Pump) Relay Fuel Pump / Injector / Canister / Coils / Lambda
24 Output Air Conditioner Relay on (-) Activated on Gnd
25 NC Not Connected Not Connected
26 Input Ignition in "On" Position
27 NC Not Connected Not Connected
28 Input TDC / RPM Sensor Signal Positive
29 Input Lambda Sensor Signal Positive
30 Input Throttle Position Sensor Signal
31 Input Air Temperature Sensor Signal
32 Input MAP Sensor Signal
33 NC Not Connected Not Connected
34 Power Secondary Ground Engine Ground
35 Power Positive feed from Main Relay Positive out from ECU Relay / Power-Latch
 
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