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MMCS TSB Revision CHASSIS ELECTRICAL 54A-557 C-10 . C-39 Terminal Signal symbol Check condition Terminal voltage 2 SPEAKER RL ( −) When the sound is output 0 - Battery positive voltage 3 SPEAKER FL ( −) When the sound is output 0 - Battery positive voltage 6 AMP DATA Ignition switch: ON Battery positive voltage 7 SPEAKER FR ( −) When the sound is output 0 - Battery positive voltage 8 SPEAKER RR ( −) When the sound is output 0 - Battery positive voltage 9 MAIN GND Always 1 volt or less 10 ILLUMINATION (+) Taillight switch: ON Battery positive voltage 11 SPEAKER RL (+) When the sound is output 0 - Battery positive voltage 12 SPEAKER FL (+) When the sound is output 0 - Battery positive voltage 13 VSS Ignition switch: ON 0 - Battery positive voltage 14 ACCESSORY (+) Ignition switch: ACC position Battery positive voltage 15 SPEAKER FR (+) When the sound is output 0 - Battery positive voltage 16 SPEAKER RR (+) When the sound is output 0 - Battery positive voltage 17 BATTERY (+) Always Battery positive voltage Terminal Signal symbol Check condition Terminal voltage 91 VCC (RC 6.5v) Selector lever : R position 5.8 − 7.0V (DC) 92 GND Always 1 volt or less 93 CAMERA SIGNAL Selector lever : R position 1Vp-p (AC) 95 SEIELD (CAMERA) Always 1 volt or less 96 CAMERA DETECT Selector lever: R position 0 - 5V (DC) |