22 marzo, 2025 Allison WTEC II Fault Code: 53 PID: SPN: 99 FMI: Offgoing speed test (during shift), N2 to N3 or N3 to N2 Main code 53 indicates a failed offgoing speed test. N3?N2 or N2?N3 shift The speed test during a shift is...
22 marzo, 2025 Allison WTEC II Fault Code: 53 PID: SPN: XY FMI: Offgoing speed test, X to Y Main code 53 indicates a failed offgoing speed test. X to Y shift The speed test during a shift is...
22 marzo, 2025 Allison WTEC II Fault Code: 54 PID: SPN: 01 FMI: Oncoming ratio test (after shift), L to 1 Main code 54 indicates a failed oncoming ratio test. L?1 upshift The ratio test after a shift is failed when...
22 marzo, 2025 Allison WTEC II Fault Code: 54 PID: SPN: 07 FMI: Oncoming ratio test (after shift), L to R Main code 54 indicates a failed oncoming ratio test. L?R shift The ratio test after a shift is failed when...
22 marzo, 2025 Allison WTEC II Fault Code: 54 PID: SPN: 10 FMI: Oncoming ratio test (after shift), 1 to L Main code 54 indicates a failed oncoming ratio test. 1?L downshift The ratio test after a shift is failed when...
22 marzo, 2025 Allison WTEC II Fault Code: 54 PID: SPN: 12 FMI: Oncoming ratio test (after shift), 1 to 2 Main code 54 indicates a failed oncoming ratio test. 1?2 upshift ? incorrect calibration, wide ratio vs. close ratio The...