Scania fault code 8429
Code 8429 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Exhaust gas temperature sensor upstream of catalytic converter T113
The exhaust gas temperature upstream of the catalytic converter is higher than the limit value.
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EMD
Exhaust gas temperature sensor upstream of catalytic converter T113
The exhaust gas temperature upstream of the catalytic converter is higher than the limit value.
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EME
Exhaust gas temperature sensor upstream of catalytic converter, sensitivity too high
The exhaust gas temperature upstream of catalytic converter T158 is higher than the limit value. The exhaust gas temperature upstream of catalytic converter T158 is higher than the…
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EMO
Exhaust gas temperature sensor upstream of catalytic converter T113
Temperature before SCR (T158) is over the limitTemperature before SCR (T158) is over the limitTemperature before SCR (T113) is over the limit | Temperature before SCR (T158) is ove…
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