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Typical Malfunction Thresholds

One of the following conditions is met Conditions A, B, C or D
A. All of the following conditions are met Conditions 1 and 2
1. EGR1 output terminal voltage Low voltage
2. Either of the following conditions is met Condition (a) or (b)
(a) Step motor Driving
(b) EGR1 Not operating
B. All of the following conditions are met Conditions 1 and 2
1. EGR2 output terminal voltage Low voltage
2. Either of the following conditions is met Condition (a) or (b)
(a) Step motor Driving
(b) EGR2 Not operating
C. All of the following conditions are met Conditions 1 and 2
1. EGR3 output terminal voltage Low voltage
2. Either of the following conditions is met Condition (a) or (b)
(a) Step motor Driving
(b) EGR3 Not operating
D. All of the following conditions are met Conditions 1 and 2
1. EGR4 output terminal voltage Low voltage
2. Either of the following conditions is met Condition (a) or (b)
(a) Step motor Driving
(b) EGR4 Not operating
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