
2003 Mercedes-Benz S430 4.3L Compressor
Mercedes tech please help! AC off button is inop, compressor will not engage. Self test on control head relays KLA A ERR 1257. I can not find code descriptions. Any info will be greatly appreciated!
FIX posted 7/14/2012
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Message Closed w/FIX
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VIN | WDBNG70J83 |
Engine | 4.3 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Compressor |
Conditions | Not Engaging Pressure Valve |
Message Closed w/FIX
Vehicle Data
2003 Mercedes-Benz S430
VIN | WDBNG70J83 |
Engine | 4.3 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Compressor |
Conditions | Not Engaging Pressure Valve |