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120 – HI ECU Power Supply Voltage
Cause
Corrective action
The supply voltage of the ECU has
violated set limit value 1.
1. Check condition of batteries (plant).
2. Check plug connections to Engine Control Unit (→ Page 284).
3. Check battery charging-generator.
4. Contact Service.
321 – AL Wiring Cylinder A1
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A1 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
322 – AL Wiring Cylinder A2
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A2 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
323 – AL Wiring Cylinder A3
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A3 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
324 – AL Wiring Cylinder A4
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A4 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
325 – AL Wiring Cylinder A5
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A5 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
326 – AL Wiring Cylinder A6
Cause
Corrective action
Short circuit fault in the injector
wiring for cylinder A6 or injector
defective.
1. Check wiring of affected injector (→ Page 282).
2. Replace injector (→ Page 196).
3. Contact Service.
160 | Troubleshooting | MS15039/01E 2018-11
TIM-ID: 0000082405 - 002