Operation and maintenance manual
3-27
DDEC IV DIAGNOSTIC CODES
DDEC Code #
(Flashed) PID SID FMI DDEC Description
63 - 58 3 PWM #2 short to battery (+)
63 - 58 4 PWM #2 open circuit
63 - 59 3 PWM #3 short to battery (+)
63 - 59 4 PWM #3 open circuit
63 - 60 3 PWM #4 short to battery (+)
63 - 60 4 PWM #4 open circuit
63 - 57 0 PWM #1 above normal range
63 - 57 1 PWM #1 below normal range
63 - 58 0 PWM #2 above normal range
63 - 58 1 PWM #2 below normal range
63 - 59 0 PWM #3 above normal range
63 - 59 1 PWM #3 below normal range
63 - 60 0 PWM #4 above normal range
63 - 60 1 PWM #4 below normal range
64 103 - 8 Turbo speed sensor input failure
64 103 - 0 Turbo overspeed
65 51 - 0 Throttle plate position above normal range
65 51 - 1 Throttle plate position below normal range
65 51 - 2 Throttle plate position erratic
65 51 - 7 Throttle plate not responding
65 107 - 3 Air filter restriction sensor voltage high
65 107 - 4 Air filter restriction sensor voltage low
66 - 76 0 Engine knock level above normal range
66 - 76 3 Engine knock level sensor input voltage high
66 - 76 4 Engine knock level sensor input voltage low
66 - 76 7 Engine knock level sensor not responding
66 - 99 3 Oil filter restriction sensor voltage high
66 - 99 4 Oil filter restriction sensor voltage low
67 109 - 3 Coolant pressure sensor input voltage high