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Gauge Control Module (2020 2021)

Connector Index
GAUGE CONTROL MODULE CONNECTOR A (32P)
GAUGE CONTROL MODULE CONNECTOR B (2P)
GAUGE CONTROL MODULE CONNECTOR C (2P)

Gauge Control Module Connector A (32P) (female terminals) 

GHH309710Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description Signal
1 +B BACKUP Power source for gauge control module About battery voltage at all times
2 CRUISE SW Detects CRUISE SW signal With vehicle in ON mode: about 0.8 - 4.4 V
(depending on ACC combination switch*9 or cruise control combination switch*10)
3 ILL VOL+ Detects ILL VOL+ signal With vehicle in ON mode and dashlights brightness control switch (+) OFF:
about battery voltage
With vehicle in ON mode and dashlights brightness control switch (+) ON:
less than 0.2 V
4 GND Ground for gauge control module Less than 0.2 V at all times
5 DISTANCE SW GND Ground for ACC/cruise control combination switch Less than 0.2 V at all times
6 PARKING SW Detects PARKING SW signal With vehicle in ON mode and parking brake switch OFF:
about battery voltage
With vehicle in ON mode and parking brake switch ON:
less than 0.2 V
7 TERRAIN SW Detects TERRAIN SW signal With vehicle in ON mode and intelligent traction management switch*7 or snow switch*8 OFF:
about battery voltage
With vehicle in ON mode and intelligent traction management switch*7 or snow switch*8 ON:
less than 0.2 V
8 ECON SW Detects ECON SW signal With vehicle in ON mode and ECON switch OFF:
about battery voltage
With vehicle in ON mode and ECON switch ON:
less than 0.2 V
9 VSA OFF SW Detects VSA OFF SW signal With vehicle in ON mode and VSA OFF switch OFF:
about battery voltage
With vehicle in ON mode and VSA OFF switch ON:
less than 0.2 V
10 HFT/NAVI REM Detects HFT/NAVI REM signal With the vehicle in the ON mode: about 0.8-4.4 V
(depending on audio remote-HFL switch)
11 BRAKE FLUID LVL Detects BRAKE FLUID LVL signal With vehicle in ON mode and brake fluid level switch OFF:
about battery voltage
With vehicle in ON mode and brake fluid level switch ON:
less than 0.2 V
12 Not used - - - - - -
13*1 I/S SW Detects I/S SW signal With vehicle in ON mode and idle stop OFF switch OFF:
about battery voltage
With vehicle in ON mode and idle stop OFF switch ON:
less than 0.2 V
14 Not used - - - - - -
15 ILLUMI-(LED) Outputs ILLUMI-(LED) signal - - -
16 ILLUMI-(BULB) Outputs ILLUMI-(BULB) signal - - -
17*1 IG1 METER(DC/DC) IG1 power source With vehicle in ON or START mode: about battery voltage
17*2 IG1 METER IG1 power source With vehicle in ON or START mode: about battery voltage
18 DISTANCE SW Detects DISTANCE SW signal With the vehicle in the ON mode: about 0.8-4.4 V
(depending on distance switch)
19*3 F-CAN_H Communication line - - -
19*4 F-CAN A_H Communication line - - -
20*3 F-CAN_L Communication line - - -
20*4 F-CAN A_L Communication line - - -
21 FUEL- Ground for fuel gauge sending unit - - -
22 FUEL+ Detects FUEL+ signal - - -
23 LIN(METER) Communication line - - -
24*5 MOST ECL 13 Communication line - - -
24*6 MOST ECL 12 Communication line - - -
25 MOST ECL 1 Communication line - - -
26*9 CMBS SW Detects CMBS SW signal With vehicle in ON mode and CMBS OFF switch OFF:
about battery voltage
With vehicle in ON mode and CMBS OFF switch ON:
less than 0.2 V
27 WASHER LVL SNSR Detects WASHER LVL SNSR signal With vehicle in ON mode and washer fluid level switch OFF:
about battery voltage
With vehicle in ON mode and washer fluid level switch ON:
less than 0.2 V
28 ILL VOL- Detects ILL VOL- signal With vehicle in ON mode and dashlights brightness control switch (-) OFF:
about battery voltage
With vehicle in ON mode and dashlights brightness control switch (-) ON:
less than 0.2 V
29 AUDIO REM Detects AUDIO REM signal With the vehicle in the ON mode: about 0.8-4.4 V
(depending on audio remote-HFL switch)
30 B-CAN_H Communication line - - -
31 B-CAN_L Communication line - - -
32 PGND Ground for gauge control module Less than 0.2 V at all times

*1: With auto idle stop system

*2: Without auto idle stop system

*3: 6-speed A/T without CAN gateway

*4: Except 6-speed A/T without CAN gateway

*5: Display audio type with 11 speakers

*6: Display audio type with 7 speakers

*7: AWD

*8: 2WD

*9: With multipurpose camera unit

*10: Without multipurpose camera unit

Gauge Control Module Connector B (2P) (female terminals) 

GHH309711Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description Signal
1 MOST RX+ MOST RX+ signal - - -
2 MOST RX- MOST RX- signal - - -

Gauge Control Module Connector C (2P) (female terminals) 

GHH309712Courtesy of HONDA, U.S.A., INC.
Terminal number Terminal name Description Signal
1 MOST TX+ MOST TX+ signal - - -
2 MOST TX- MOST TX- signal - - -