Mercedes classic car guide
W124/W201 ignition lock defective? Check & repl...
A jamming key, locked steering, or a starter that no longer turns: here's how to narrow down a defective ignition lock on the Mercedes W124 and W201 – and which...
W124/W201 ignition lock defective? Check & repl...
A jamming key, locked steering, or a starter that no longer turns: here's how to narrow down a defective ignition lock on the Mercedes W124 and W201 – and which...
Warm-up regulator W123 230 E: which suffix numb...
Three different warm-up regulators were fitted to the M102. Here's how to find out whether your W123 230 E, 230 CE, 230 TE or 230 GE needs the suffix number...
Warm-up regulator W123 230 E: which suffix numb...
Three different warm-up regulators were fitted to the M102. Here's how to find out whether your W123 230 E, 230 CE, 230 TE or 230 GE needs the suffix number...
Fuel pressure damper defective? Fuel at the lea...
Fuel dripping from the leak-off line on the fuel distributor and the cold engine running poorly? Then the diaphragm in the K-Jetronic fuel pressure damper has failed. Symptoms, a 5-step...
Fuel pressure damper defective? Fuel at the lea...
Fuel dripping from the leak-off line on the fuel distributor and the cold engine running poorly? Then the diaphragm in the K-Jetronic fuel pressure damper has failed. Symptoms, a 5-step...
Overvoltage protection relay faulty? Testing an...
Engine suddenly dies, idle surges, warning lights stay on? On the W107, W116, W123, W126 and W201, the overvoltage protection relay is often behind it – here's how to narrow...
Overvoltage protection relay faulty? Testing an...
Engine suddenly dies, idle surges, warning lights stay on? On the W107, W116, W123, W126 and W201, the overvoltage protection relay is often behind it – here's how to narrow...
Warm-up regulator faulty? Symptoms, testing & s...
Engine runs rough when cold and runs fine when warm? Then the Bosch K-Jetronic warm-up regulator is at the top of the suspect list. Symptoms, a self-check in 5 steps,...
Warm-up regulator faulty? Symptoms, testing & s...
Engine runs rough when cold and runs fine when warm? Then the Bosch K-Jetronic warm-up regulator is at the top of the suspect list. Symptoms, a self-check in 5 steps,...
W140 turn signals & hazard warning not working?...
Short answer: If the turn signals and hazard warning lights fail together on a Mercedes W140, the cause is often not the fuse but the central control unit, which combines...
W140 turn signals & hazard warning not working?...
Short answer: If the turn signals and hazard warning lights fail together on a Mercedes W140, the cause is often not the fuse but the central control unit, which combines...
W124 heating not getting warm or staying hot? C...
W124 heater not getting warm or staying hot? Symptoms, self-check & solution: refurbished genuine duo valve A0008306584 with a 5-year warranty.
W124 heating not getting warm or staying hot? C...
W124 heater not getting warm or staying hot? Symptoms, self-check & solution: refurbished genuine duo valve A0008306584 with a 5-year warranty.
Buying a W201 speedometer: checking K-value, pa...
Not every W201 speedometer fits: K-value, part number and top-of-scale value decide. Here's how to check the fit – overhauled instrument cluster, needles re-tinted.
Buying a W201 speedometer: checking K-value, pa...
Not every W201 speedometer fits: K-value, part number and top-of-scale value decide. Here's how to check the fit – overhauled instrument cluster, needles re-tinted.
Mercedes heater not getting warm? Testing & rep...
Heater stays cold or runs continuously hot? Here's how to test the duo valve / heater control valve on your Mercedes (W124, S124, C124, R129, W126) and find the right...
Mercedes heater not getting warm? Testing & rep...
Heater stays cold or runs continuously hot? Here's how to test the duo valve / heater control valve on your Mercedes (W124, S124, C124, R129, W126) and find the right...
Relay 377 faulty? Checking the wash-wipe interv...
Interval wiper not working or no follow-up wipe after washing? Here's how to test the wash-wipe interval relay 377 (4B0955531A) on VW and Audi.
Relay 377 faulty? Checking the wash-wipe interv...
Interval wiper not working or no follow-up wipe after washing? Here's how to test the wash-wipe interval relay 377 (4B0955531A) on VW and Audi.
W126 fuel gauge not working: gauge unit or send...
Fuel, oil pressure or temperature gauge in the W126 not working? How to distinguish the gauge from the sender – fixed-price repair or a tested original.
W126 fuel gauge not working: gauge unit or send...
Fuel, oil pressure or temperature gauge in the W126 not working? How to distinguish the gauge from the sender – fixed-price repair or a tested original.
W124 tachometer faulty? Causes & repair (diesel)
Tachometer in the W124 diesel not working, or the needle trembling? Typical causes are capacitors and cold solder joints – repair at a fixed price.
W124 tachometer faulty? Causes & repair (diesel)
Tachometer in the W124 diesel not working, or the needle trembling? Typical causes are capacitors and cold solder joints – repair at a fixed price.