Self-Diagnostic System
WARNING: This page is about a different car, the 1996 Mercedes-Benz C280 and 1996 Mercedes-Benz C220. However, it is still accessible from the selected car via links, so may be relevant.
Using Hand-Held Tester (HHT), retrieve and record codes from RCL control module using manufacturer's instructions. Perform appropriate system test. See DTC IDENTIFICATION CHART (RCL CONTROL MODULE) table.
DTC IDENTIFICATION CHART (RCL CONTROL MODULE)
| Code | Cause | Test/Remedy |
|---|---|---|
| B1000 | RCL Control Module | Replace RCL Control Module |
| B1100 | Control Line Deactivation | Test 13: Control Line Deactivation Short To Voltage and Test 14: Control Line Deactivation Short To Ground |
| B1101 | Control Line Deactivation | Test 15: Control Line Activation Short To Voltage and Test 16: Control Line Activation Short To Ground |
| B1102 | Drive Authorization System Control Line Circuit | TEST 21: CAN "L" Data Line Open |
| B1103 | Red Indicator Lamp Circuit | Test 5: RCL Receiver Red Indicator Light |
| B1104 | Green Indicator Lamp Circuit | Test 6: RCL Receiver Green Indicator Light |
| B1701 | Incorrect Authorization Code (4 & 6 Cylinder) | Test 6: RCL Receiver Green Indicator Light |
| B1702 | Incorrect Authorization Code (8 & 12 Cylinder) | Test 6: RCL Receiver Green Indicator Light |
| B1703 | Attempt Was Made To Start Vehicle Locked With RCL | Test 6: RCL Receiver Green Indicator Light |