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Home >> Acura >> 2025 >> MDX SH-AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Body Electrical System - System Description - DTC Troubleshooting Index >> Connector View >> Driver's Power Seat Control Unit Connector for Inputs and Outputs
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Driver's Power Seat Control Unit Connector for Inputs and Outputs

Connector Index
Driver's Power Seat Control Unit Connector A (40P)
Driver's Power Seat Control Unit Connector B (24P)
Driver's Power Seat Control Unit Connector C (10P)

Driver's Power Seat Control Unit Connector A (40P) (female terminals) 

GHH659333Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description
1 ATP-P Detects ATP-P signal
2 Not used ---
3 Not used ---
4 Not used ---
5 BB-CAN_H Communication line
6 BB-CAN_L Communication line
7 UART Communication line
8 GND *1 Ground for driver's power seat control unit
SGND *2
9 SLSE Detects SLSE signal
10 RESE Detects RESE signal
11 RHSE Detects RHSE signal
12 FHSE Detects FHSE signal
13 LVSE Detects LVSE signal
14 LHSE Detects LHSE signal
15 *3 CSSE Detects CSSE signal
16 *3 BRSE Detects BRSE signal
17 *3 BLSE Detects BLSE signal
18 Not used ---
19 Not used ---
20 +B_BACK_UP Power source for driver's power seat control unit

*1: Without massage seat *2: With massage seat*3: With 16-way power seat

Terminal number Terminal name Description
21 Not used ---
22 Not used ---
23 GND Ground for driver's power seat adjustment switch
24 Not used ---
25 DPV(+) Detects DPV(+) signal
26 DPH(+) Detects DPH(+) signal
27 FRTH(+) Detects FRTH(+) signal
28 RRH(+) Detects RRH(+) signal
29 REC(+) Detects REC(+) signal
30 SLD(+) Detects SLD(+) signal
31 *3 TOGGLE Detects TOGGLE signal
32 Not used ---
33 Not used ---
34 Not used ---
35 Not used ---
36 Not used ---
37 Not used ---
38 Not used ---
39 Not used ---
40 IG1_OPTION2 IG1 power source

*1: Without massage seat *2: With massage seat*3: With 16-way power seat

Driver's Power Seat Control Unit Connector B (24P) (female terminals) 

GHH659334Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description
1 FHM- Drives tilt motor
2 DR_VMP3 Power source for driver's power seat control unit
3 FHM+ Drives tilt motor
4 GND Ground for driver's power seat control unit
5 LVM- Drives power lumbar support motor A
6 Not used ---
7 Not used ---
8 LHM- Drives power lumbar support motor B
9 * CSM- Drives power thigh support motor
10 * CSM+ Drives power thigh support motor
11 * BRM+ Drives right bolster motor

*: With 16-way power seat

Terminal number Terminal name Description
12 Not used ---
13 Not used ---
14 Not used ---
15 LVM+ Drives power lumbar support motor A
16 LHM+ Drives power lumbar support motor B
17 * BLM+ Drives left bolster motor
18 * BLM- Drives left bolster motor
19 * BRM- Drives right bolster motor
20 Not used ---
21 Not used ---
22 Not used ---
23 Not used ---
24 Not used ---

*: With 16-way power seat

Driver's Power Seat Control Unit Connector C (10P) (female terminals) 

GHH659335Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description
1 +B_DR_P/SEAT_SLI(20A) Power source for driver's power seat control unit
2 SLM+ Drives slide motor
3 GND Ground for driver's power seat control unit
4 SLM- Drives slide motor
5 +B_DR_P/SEAT_REC(20A) Power source for driver's power seat control unit
6 GND Ground for driver's power seat control unit
7 RHM- Drives height motor
8 RHM+ Drives height motor
9 REM- Drives recline motor
10 REM+ Drives recline motor