
2007 Mercedes-Benz S550 5.5L Can't shift out of P hot
The car came in with the 722.9 transmission not shifting out of P most of the time. There were multiple ISM fault codes. Replaced the ISM (from Mercedes). Xentry performed initial startup without a problem. All seemed well until driven for over 45 minutes ...
FIX posted 9/27/2022
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Message Closed w/FIX
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VIN | WDDNG71X87 |
Engine | 5.5 L / 8 cyl / GAS |
Trans | 7-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Can't Shift Out of P Hot |
Message Closed w/FIX
Vehicle Data
2007 Mercedes-Benz S550
VIN | WDDNG71X87 |
Engine | 5.5 L / 8 cyl / GAS |
Trans | 7-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Can't Shift Out of P Hot |