20
Chapter 2
•
Allocation of pins of the Yellow 26-way MQS 26 connector of the main harness.
1
2
3
4
5
6
7
8
9
14
15
16
17
18
1 - K diagnostic line serial connection
2
3
4
5
- Input: Vehicle speed information
- Input: Engine ECU serial connection for engine immobiliser
- Input: Engine speed information through engine ECU
- Output: Heated rear screen and door mirrors lamp control
(except RFTA VAN)
19
20
6 - Output: Engine ECU resupply control for engine immobiliser
7
8
- Input: Windscreen wash control
- Input: Wash/wipe control intermittent mode (no rain sensor)
auto mode (with rain sensor)
21
22
9
- Output: Low fuel level to engine ECU
10
23 10 - Input: Rear screen wash control
11
12
13
- Input: Rear wiper
11
12
13
24
- Input: Right hand indicator control
- Input: Windscreen wiper motor parked information
25
26
1
2
14 14 - Input/Output: Battery charge/alternator excitation
15 15 - Output: Transponder clock signal
3
16 16 - Output: Engine ECU serial connection for engine immobiliser
17 17 - Transponder aerial serial connection for engine immobiliser
4
18
19
20
21
22
23
- Input: Coolant temperature info by FRIC engine ECU (PWM)
- Input: Windscreen wiper high speed control
- Input: Windscreen wiper slow speed control
- Input: Diesel preheating information
5
18
6
19
20
7
8
21
22
23
24
- Input: Inertia switch information
9
- Input: Coolant temperature warning information through
thermoswitch
10
11
12
13
24
- Input: Engine ECU fault information
25
25 - Input: De-icing button
26
26
- Input: Left hand indicator control
MULTIPLEXED BSI - XSARA PICASSO AND XSARA – PART 1
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AUTOMOBILES CITROËN Toute reproduction ou traduction même partielle sans l'autorisation écrite d'AUTOMOBILES CITROËN est interdite et constitue une contrefaçon
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