1.4520.557 – MIC5 E1 Tr1 signal missing
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
Expected signal from pulse sensor
1 (B1.2) is missing.
u
Check sensor, sensor gap, cabling, data record settings and timing
wheel. Replace sensor as necessary. (→ Page 202) (→ Page 201)
1.4520.558 – MIC5 E1 Tr1 signal faulty
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
Unexpected signal from pulse
sensor 1 (B1.2) detected.
u
Check sensor, sensor gap, cabling, data record settings and timing
wheel. Replace sensor as necessary. (→ Page 202) (→ Page 201)
1.4520.559 – MIC5 E1 Tr1 index mark not detected
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
Unable to detect index mark of
pulse sensor 1 (B1.2) in
operation.
u
Check sensor, sensor gap, cabling, data record settings and timing
wheel. Replace sensor as necessary. (→ Page 202) (→ Page 201)
1.4520.560 – MIC5 E1 Tr1 index to early / faulty
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
Index mark of pulse sensor 1
(B1.2) detected too early or faulty.
u
Check sensor, sensor gap, cabling, data record settings and timing
wheel. Replace sensor as necessary. (→ Page 202) (→ Page 201)
1.4520.561 – MIC5 E1 Tr1 index to late / missing
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
Index mark of pulse sensor 1
(B1.2) detected too late or
missing.
u
Check sensor, sensor gap, cabling, data record settings and timing
wheel. Replace sensor as necessary. (→ Page 202) (→ Page 201)
1.4520.570 – MIC5 IPE Primary Open Cylinder 1
Red alarm. Initiated by MIC5.
Cause
Corrective action
Disruption in primary circuit of
cylinder 1 in ignition sequence.
1. Check cabling to ignition coil (→ Page 201).
2. Check ignition coil.
1.4520.571 – MIC5 IPE Primary Open Cylinder 2
Red alarm. Initiated by MIC5.
Cause
Corrective action
Disruption in primary circuit of
cylinder 2 in ignition sequence.
1. Check cabling to ignition coil (→ Page 201).
2. Check ignition coil.
92 | Troubleshooting | MS150104/02E 2016-11
TIM-ID: 0000038611 - 003
