ECU information available
Actuator test: yes
Measure parameters: no OK
Characterised by
- Short circuit to positive or short circuit to earth
- Open circuit
Checks to be carried out if fault is present
Short circuit to positive or short circuit to earth
| conditions under which the fault appears | conditions for checking checks to be made |
|---|---|
| for the duration of pre-heating short circuit to positive ou short circuit to earth wire B on terminal(s) C3 and wire A on terminal(s) C4 of connector 48V.NR | control unit disconnected, check: - continuity and insulation to positive and to earth of wire B (terminal C3 of 48V.NR) - continuity and insulation to positive and to earth of wire A (terminal C4 of 48V.NR) |
Open circuit
| conditions under which the fault appears | conditions for checking checks to be made |
|---|---|
| for the duration of pre-heating short circuit between wires | control unit disconnected, check: - - wire(s) A short circuited with wire(s) B |
