MBE 900 DDEC VI Troubleshooting – Section 11.11 Low Cylinder Compression

Section 11.11
Low Cylinder Compression

To determine if low compression is causing excessive white smoke condition, perform the following steps:‪

1. Perform a cylinder compression test; refer to "2.2 Compression Pressure Test" .
2. Compare cylinder compression test results to specifications as listed in Table "Compression Testing" .
   1. If cylinder pressure is below specifications, refer to "5.13.1 Low Compression Repair" .
   2. If cylinder pressure is within specifications, call Detroit Diesel Customer Support Center at 313-592-5800.