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Home >> Acura >> 2023 >> MDX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Body Electrical System - Troubleshooting - System Description >> Troubleshooting >> Keyless Access System Symptom Troubleshooting - Cannot select ON mode with keyless access and with the keyless remote touching the engine start/stop switch >> +B_SMART, SS1(+), SS2(-), GND Circuit Inspection
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+B_SMART, SS1(+), SS2(-), GND Circuit Inspection

Test Procedure 

(Disconnected) Engine start/stop switch 10P connector female terminals

(Disconnected)Body control module connector C (66P) female terminals

IG Mode

GHH659393Courtesy of HONDA, U.S.A., INC.
GHH659394Courtesy of HONDA, U.S.A., INC.

Normal Conditions

+B_SMART circuit inspection 

OFF

12 V battery voltage [circuit type 1] 

SS1(+) open wire inspection 

OFF

There is less than 1 Ohm 

SS2(-) open wire inspection 

OFF

There is less than 1 Ohm 

GND open wire inspection 

OFF

There is less than 1 Ohm 

Results