Fault Code | Possible cause | Action |
P0335 | Crankshaft sensor system fault | View & note diagnostic software 'freeze frame' data if available. Ensure sensor is fitted correctly and connector is secure. Disconnect ECM and proceed to pinpoint test 1: |
Pinpoint Tests
Test | Result | Action |
1. Check terminal and cable integrity: ECM pin A01 ECM pin A09 | OK | Disconnect sensor and proceed to test 2 |
Faulty | Rectify fault, proceed to test 6 | |
2. Check cable for short circuit: ECM pin A01 to earth ECM pin A09 to earth | OK | Proceed to test 3 |
Short circuit | Locate and rectify wiring fault, proceed to test 6 | |
3. Check cable continuity: ECM pin A09 to sensor pin 1 ECM pin A01 to sensor pin 2 | OK | Proceed to test 4 |
Open circuit | Locate and rectify wiring fault, proceed to test 6 | |
4. Check cable for short circuit: ECM pin A01 to ECM pin A09 | OK | Renew crankshaft sensor, proceed to test 6 |
Short circuit | Locate and rectify wiring fault, proceed to test 6 | |
5. Check crank toothed wheel: Damage to teeth - magnetic debris contamination | OK | Proceed to test 6 |
Faulty | Clean I renew toothed wheel, proceed to test 6 | |
6. Reconnect harness, clear fault code and run engine to verify fault cleared | OK | Action complete - quit test |
Fault still present | Contact Triumph service |