232 – SD Charger 1 Speed
ZKP-Number: 1.3011.128
Signal error, primary turbocharger speed sensor
Yellow alarm; warning
Cause
Corrective action
Speed sensor of primary
turbocharger faulty.
Short circuit or wire break.
1. Check sensor and wiring (B44.1), replace as necessary
(→ Page 260).
2. Fault is rectified when engine is restarted (→ Page 79).
3. Contact Service.
233 – SD Charger 2 Speed
ZKP-Number: 1.3011.129
Signal error, secondary turbocharger speed sensor
Yellow alarm; warning
Cause
Corrective action
Speed sensor of secondary
turbocharger faulty.
Short circuit or wire break.
1. Check sensor and wiring (B44.2), replace as necessary
(→ Page 260).
2. Fault is rectified when engine is restarted (→ Page 79).
3. Contact Service.
239 – SD P-Diff Fuel
ZKP-Number: 1.8004.598
Differential pressure sensor for fuel faulty (only occurs with SD alarm 'fuel before filter' or 'fuel after
filter'.
Yellow alarm; warning
Cause
Corrective action
Fuel differential pressure sensor
faulty.
u
Check for additional messages.
240 – SD P-Fuel
ZKP-Number: 1.8004.565
Signal error, fuel pressure sensor
Yellow alarm; warning
Cause
Corrective action
Fuel pressure sensor faulty.
Short circuit or wire break.
1. Check sensor and wiring (B34), replace as necessary
(→ Page 260).
2. Fault is rectified when engine is restarted (→ Page 79).
3. Contact Service.
MS150069/02E 2014-03
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