C 300 W204 V6-3.0L M272 (2008): Relays and Modules
Also for this vehicle: C 230 (202.023) L4-2.3L (111.974) (1998), C 230 (203.040) L4-1.8L SC (271.948) (2005), C 230 (203.052) V6-2.5L (272.920) (2007), C 230 CL (203.740) L4-1.8L SC (271.948) (2003), C 230K (202.024) L4-2.3L SC (111.975) (2001), C 240 4MATIC Sedan (203.081) V6-2.6L (112.916) (2005), C 240 4MATIC Wagon (203.281) V6-2.6L (112.916) (2003), C 240 Sedan (203.061) V6-2.6L (112.912) (2002), C 240 Wagon (203.261) V6-2.6L (112.912) (2003), C 280 (202.028) L6-2.8L (104.941) (1994), C 280 (202.029) V6-2.8L (112.920) (1999), C 280 (203.054) V6-3.0L (272.940) (2006), C 280 4MATIC (203.092) V6-3.0L (272.941) (2007), C 320 4MATIC Sedan (203.084) V6-3.2L (112.953) (2003), C 320 CL (203.764) V6-3.2L (112.946) (2004), C 320 Sedan (203.064) V6-3.2L (112.946) (2001), C 320 Wagon (203.264) V6-3.2L (112.946) (2004), C 350 (203.056) V6-3.5L (272.960) (2006), C 350 (204.056) V6-3.5L (272.961) (2008), C 350 4MATIC (203.087) V6-3.5L (272.970) (2007), C 43 AMG (202.033) V8-4.3L (113.944) (1998), C 55 AMG (203.076) V8-5.5L (113.988) (2006), CLS 55 AMG (219.376) V8-5.5L SC (113.990) (2006), CLS 550 (219.372) V8-5.5L (273.960) (2007).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Accessories and Optional Equipment169 pages
- Alarm Module, (Vehicle Antitheft) › Component Information › Technical Service Bulletins › Antitheft - Erratic Panic Alarm Lamp Function
Central Control Module › Component Information › Technical Service Bulletins56 pages
All Technical Service Bulletins:25 pages
- P-54_21-229 › Oct › 09 › Computers/Controls - Front SAM Control Unit Replacement
- LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
- LI58-40_P-048050 › Sep › 09 › Computers/Controls - Software Update234567
- LI58-40_P-048051 › Sep › 09 › Computers/Controls - Software Updates23456
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update2
- LI58-40_P-048054 › Sep › 09 › Computers/Controls - DAS/XD Software Update2
Customer Interest:24 pages
- LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
- LI58-40_P-048050 › Sep › 09 › Computers/Controls - Software Update234567
- LI58-40_P-048051 › Sep › 09 › Computers/Controls - Software Updates23456
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update2
- LI58-40_P-048054 › Sep › 09 › Computers/Controls - DAS/XD Software Update2
- All Other Service Bulletins for Central Control Module: › S-00_30-08H › Oct › 08 › Engine - MIL ON/Multiple Camshaft Codes Set234567
- All Other Service Bulletins for Central Control Module: › S-00_30-08H › Oct › 08 › Engine - MIL ON/Multiple Camshaft Codes Set
Emergency Contact Module › Component Information72 pages
Keyless Entry Module › Component Information › Technical Service Bulletins18 pages
Navigation Module › Component Information › Technical Service Bulletins18 pages
All Technical Service Bulletins for Navigation Module:9 pages
Customer Interest for Navigation Module:9 pages
- Parking Assist Control Module › Component Information › Locations2
- Signal Processing Module › Component Information › Locations2
Relays and Modules - Body and Frame103 pages
Door Module › Component Information56 pages
- Locations › Door Control Unit, Left, Front234567891011121314151617181920…30
- Diagrams › Wiring Diagram For Left Front Door Control Unit (DCU) PE72.29-P-2101FAA2345678910111213141516
- Description and Operation › GF72.29-P-6001CW Left Front Door Control Unit, Component Description23
- Service and Repair › AR72.10-P-0900CW Remove/Install Door Module234567
Keyless Entry Module › Component Information › Technical Service Bulletins29 pages
- All Technical Service Bulletins: › LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
- Customer Interest: › LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
All Other Service Bulletins for Keyless Entry Module:15 pages
- LI27-00_P-049253 › Apr › 10 › A/T - Hard Converter Lock-Up/Hard 1-2 Shift2
- LI27-19_P-049155 › Mar › 10 › A/T - Various Functions Not Activated After EHS Replaced23
- LI42-47_P-049147 › Mar › 10 › Computers/Controls - DTC 6205 Stored In ABR or ESP Unit23
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update2
- LI27-00_P-047119 › Jun › 09 › A/T - 722.9, Delayed Reverse Engagement234
- P-27_60-80A › Aug › 07 › Engine Controls - Code 061B After Reprogramming
All Other Service Bulletins for Keyless Entry Module:0 pages
- LI27-00_P-049253 › Apr › 10 › A/T - Hard Converter Lock-Up/Hard 1-2 Shift
- LI27-19_P-049155 › Mar › 10 › A/T - Various Functions Not Activated After EHS Replaced
- LI42-47_P-049147 › Mar › 10 › Computers/Controls - DTC 6205 Stored In ABR or ESP Unit
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update
- LI27-00_P-047119 › Jun › 09 › A/T - 722.9, Delayed Reverse Engagement
- P-27_60-80A › Aug › 07 › Engine Controls - Code 061B After Reprogramming
- Power Seat Control Module › Component Information › Locations › Seat Control Unit, Driver234
- Power Seat Relay › Component Information › Locations23
Sunroof / Moonroof Module › Component Information9 pages
- Trailer Hitch Control Module › Component Information › Locations2
Relays and Modules - Brakes and Traction Control36 pages
Electronic Brake Control Module › Component Information › Technical Service Bulletins12 pages
All Technical Service Bulletins for Electronic Brake Control Module:6 pages
- All Other Service Bulletins for Electronic Brake Control Module: › LI42-47_P-049298 › Mar › 10 › ABS/TCS - Various 'Unavail Messg' And (ME CU) DTC Stored2
Traction Control Module › Component Information › Technical Service Bulletins22 pages
All Other Service Bulletins for Traction Control Module:0 pages
- S-18_00-37F › Jun › 09 › Engine - Low Oil Level Symptoms/Diagnostics
- S-18-00-37D › Oct › 08 › Engine - Low Oil Level Symptom Diagnostics
- Trailer Brake Control Module › Component Information › Locations2
- Relays and Modules - Cooling System › Radiator Cooling Fan Control Module Relay › Component Information › Locations23
- Relays and Modules - Cruise Control › System Information › Technical Service Bulletins › Electrical - Electrostatic Discharge Damage Prevention
Relays and Modules - Engine › Oil Level Warning Indicator Control Module › Component Information › Technical Service Bulletins55 pages
All Other Service Bulletins for Oil Level Warning Indicator Control Module:3 pages
All Other Service Bulletins for Oil Level Warning Indicator Control Module:0 pages
- S-82_85-597A › Jan › 09 › Audio System - iPod(R) Volume Is Too Low
- P-82_85-597 › Oct › 07 › Audio System - iPod(R) Volume Too Low
Relays and Modules - Instrument Panel62 pages
Instrument Panel Control Module › Component Information › Technical Service Bulletins8 pages
All Technical Service Bulletins for Instrument Panel Control Module:4 pages
Customer Interest for Instrument Panel Control Module:4 pages
Oil Level Warning Indicator Control Module › Component Information › Technical Service Bulletins52 pages
All Technical Service Bulletins for Oil Level Warning Indicator Control Module:26 pages
Customer Interest for Oil Level Warning Indicator Control Module:26 pages
- Panel Illumination Control Module › Component Information › Locations2
Relays and Modules - Lighting and Horns26 pages
- Headlamp Control Module › Component Information › Locations › Xenon Lamp Control Unit, Left2345678910
- Headlamp Igniter Module › Component Information › Locations › Xenon Bulb With Integrated Ignition Module, Right23456789101112
Interior Lighting Module › Component Information › Technical Service Bulletins4 pages
Relays and Modules - Power and Ground Distribution106 pages
Power Distribution Module › Component Information39 pages
Technical Service Bulletins34 pages
All Technical Service Bulletins for Power Distribution Module:17 pages
- S-54_21-235 › Dec › 10 › Computer/Controls - SAM Control Unit Diagnosis Procedure
- LI54-21_P-0486482 › Jan › 10 › Lighting - Exterior Lights Intermittently Stay ON2
- P-54_21-229 › Oct › 09 › Computers/Controls - Front SAM Control Unit Replacement
- LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
- P-54_21-226 › Sep › 09 › Electrical - (SAM/SRB) Replacement Part Information
- P-54_10-212A › Jan › 09 › Electrical - Cranks/No Start/Can't Shift From PARK23
- P-54_21-191A › May › 08 › Body Controls - Various System Conditions
- P-54_21-192 › Feb › 08 › Antitheft - Erratic Panic Alarm Lamp Function
Customer Interest:11 pages
- S-54_21-235 › Dec › 10 › Computer/Controls - SAM Control Unit Diagnosis Procedure
- LI54-21_P-0486482 › Jan › 10 › Lighting - Exterior Lights Intermittently Stay ON2
- LI58-40_P-048110 › Sep › 09 › Computer/Controls - DAS/XD Add-Ons Software Update234567
- P-54_21-191A › May › 08 › Body Controls - Various System Conditions
All Other Service Bulletins for Power Distribution Module:6 pages
- P-54_21-229 › Oct › 09 › Computers/Controls - Front SAM Control Unit Replacement
- P-54_21-226 › Sep › 09 › Electrical - (SAM/SRB) Replacement Part Information
- P-54_10-212A › Jan › 09 › Electrical - Cranks/No Start/Can't Shift From PARK23
- P-54_21-192 › Feb › 08 › Antitheft - Erratic Panic Alarm Lamp Function
- Diagrams › Electrical Function Schematic For DC/AC Converter PE54.10-P-2055FAA2345
- Power Distribution Relay › Component Information › Locations › Chassis Circuit 87 Relay234567891011121314151617181920…44
Relay Box › Component Information23 pages
- Technical Service Bulletins › Computers/Controls - Front SAM Control Unit Replacement
- Locations › SAM Control Module With Fuse and Relay Module, Front23456789
- Description and Operation › GF54.15-P-0800CW Fuse and Relay Box, As-Built Configuration2345678
- Service and Repair › AR54.21-P-1258CW Remove/Install SAM Control Unit With Fuse And Relay Box In Trunk2345
Relays and Modules - Powertrain Management57 pages
Relays and Modules - Computers and Control Systems40 pages
Engine Control Module › Component Information30 pages
Technical Service Bulletins25 pages
All Technical Service Bulletins for Engine Control Module:9 pages
- Recalls: › 2008070001A › Oct › 09 › Recall - ECM Update For Various Issues234
All Other Service Bulletins for Engine Control Module:6 pages
All Other Service Bulletins for Engine Control Module:3 pages
- LI42-47_P-049298 › Mar › 10 › ABS/TCS - Various 'Unavail Messg' And (ME CU) DTC Stored
- S-54_21-215 › Feb › 09 › Engine Controls - Engine Won't Start When Hot2
- P-27_60-80A › Aug › 07 › Engine Controls - Code 061B After Reprogramming
- Description and Operation › GF07.10-P-1029CY Self-Adjustment of Mixture Formation, Function2345
- Relays and Modules - Emission Control Systems › Air Injection Pump Relay › Component Information › Locations23
Relays and Modules - Fuel Delivery and Air Induction14 pages
Fuel Pump Relay › Component Information › Technical Service Bulletins4 pages
- Relays and Modules - Starting and Charging › Starter Relay › Component Information › Locations23
Relays and Modules - Steering and Suspension15 pages
Relays and Modules - Steering9 pages
Steering Column Control Module › Component Information7 pages
- Steering Wheel Heater Control Module › Component Information › Locations2
- Relays and Modules - Suspension › Suspension Control Module › Component Information › Locations
- Relays and Modules - Wheels and Tires › Tire Pressure Module › Component Information › Locations2345
Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information35 pages
Technical Service Bulletins30 pages
All Technical Service Bulletins for Control Module:15 pages
- LI27-00_P-049253 › Apr › 10 › A/T - Hard Converter Lock-Up/Hard 1-2 Shift2
- LI27-19_P-049155 › Mar › 10 › A/T - Various Functions Not Activated After EHS Replaced23
- LI42-47_P-049147 › Mar › 10 › Computers/Controls - DTC 6205 Stored In ABR or ESP Unit23
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update2
- LI27-00_P-047119 › Jun › 09 › A/T - 722.9, Delayed Reverse Engagement234
- P-27_60-80A › Aug › 07 › Engine Controls - Code 061B After Reprogramming
Customer Interest for Control Module:15 pages
- LI27-00_P-049253 › Apr › 10 › A/T - Hard Converter Lock-Up/Hard 1-2 Shift2
- LI27-19_P-049155 › Mar › 10 › A/T - Various Functions Not Activated After EHS Replaced23
- LI42-47_P-049147 › Mar › 10 › Computers/Controls - DTC 6205 Stored In ABR or ESP Unit23
- LI58-40_P-048053 › Sep › 09 › Computers/Controls - DAS Software Update2
- LI27-00_P-047119 › Jun › 09 › A/T - 722.9, Delayed Reverse Engagement234
- P-27_60-80A › Aug › 07 › Engine Controls - Code 061B After Reprogramming
- Locations › Fully Integrated Transmission Control Control Unit2345
- Relays and Modules - Windows and Glass › Heated Glass Element Relay › Component Information › Locations23
- Relays and Modules - Wiper and Washer Systems › Wiper Relay › Component Information › Locations23