511 – HIHI P-Charge Mix A
Red alarm. Engine shutdown.
Associated parameter 2.0181.932
Cause
Corrective action
Mixture pressure on A side too
high (limit value 2).
1. Check emissions.
2. Check ignition timing (→ Page 137).
3. Check exhaust back pressure.
4. Check valve clearance (→ Page 139).
5. Check throttle.
6. Check mixture coolant system.
512 – HIHI P-Charge Mix B
Red alarm. Engine shutdown.
Associated parameter 2.0182.932
Cause
Corrective action
Mixture pressure on B side too
high (limit value 2).
1. Check emissions.
2. Check ignition timing (→ Page 137).
3. Check exhaust back pressure.
4. Check valve clearance (→ Page 139).
5. Check throttle.
6. Check mixture coolant system.
513 – SD P-Coolant Diff
Red alarm.
Associated parameter 1.8004.610
Cause
Corrective action
Coolant differential pressure
sensor defective, short circuit or
wire break.
u
Check sensors and cabling (B16.1, B16.3), replace if necessary.
Fault is rectified following engine restart.
515 – AL Starter Not Engaged
Yellow alarm.
Associated parameter 2.1090.926
Cause
Corrective action
ECU does not detect engine
speed during starting sequence.
1. Check starter.
2. Check cabling.
3. Check speed sensor.
517 – SD P-Charge Mix before Throttle
Red alarm.
Associated parameter 1.8004.631
Cause
Corrective action
Mixture pressure sensor before
throttle defective, short circuit
or wire break.
u
Check sensor and cabling (B79.23), replace if necessary. Fault
is rectified following engine restart.
MS150097/01E 2013-10
| Troubleshooting | 109
TIM-ID: 0000027858 - 001