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1.4520.260 – Open Primary, Channel 16
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Ignition energy was not
discharged.
1. Check cabling to ignition coil (→ Page 227).
2. Check ignition coils.
1.4520.262 – Open Primary, Channel 17
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Ignition energy was not
discharged.
1. Check cabling to ignition coil (→ Page 227).
2. Check ignition coils.
1.4520.263 – Open Primary, Channel 18
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Ignition energy was not
discharged.
1. Check cabling to ignition coil (→ Page 227).
2. Check ignition coils.
1.4520.264 – Open Primary, Channel 19
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Ignition energy was not
discharged.
1. Check cabling to ignition coil (→ Page 227).
2. Check ignition coils.
1.4520.265 – Open Primary, Channel 20
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Ignition energy was not
discharged.
1. Check cabling to ignition coil (→ Page 227).
2. Check ignition coils.
1.4520.270 – Warn. Missing Ring Gear Signal
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Crankshaft speed signal 182 teeth
is missing.
u
Sensor B 13.3, check sensor, sensor gap and cabling, replace as
necessary (→ Page 33) (→ Page 227).
1.4520.271 – Warning Missing Reset Signal
Yellow alarm. Initiated by IC922.
Cause
Corrective action
Reset signal from crankshaft is
missing.
u
Sensor B 75, check sensor, sensor gap and cabling, replace as
necessary (→ Page 33) (→ Page 227).
MS150116/04E 2018-04
| Troubleshooting | 97
TIM-ID: 0000038611 - 006