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Home >> Mercedes Benz >> 1997 >> E320 >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Electrical System - Self-Diagnostic System - 210 Chassis >> Self-Diagnostic System >> Audio 30 APS test of electrical system reverse gear signal - AD82.61-P-6001-04B

Audio 30 APS test of electrical system reverse gear signal - AD82.61-P-6001-04B

HAND-HELD TESTER Scope of test Measuring instrument/Test connection Operation/Requirement Specified value
  • Possible cause/Remedy
1.0 Reversing signal
Models 208, 210		 HAND-HELD TESTER Ignition: ON 
Selector lever in position "R" or reverse gear engaged Read out HHT actual value at radio and navigation unit (A2/56) 
Reversing signal travels via an individual CAN connection from instrument cluster (A1)  to radio and navigation unit (A2/56)  .		 Reverse lamp
Status: ON
  • Read out fault memory of instrument cluster (A1)
  • CAN cable between A1 and A2/56
  • Cables
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