Diagnostic Fault Information
Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
DTC P0135 or P0141
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Ignition 1 Voltage | 1 | P0031, P0037 | - | - |
| HO2S 1 Heater Control | P0031 | P0031, P0035 | P0032 | P0135 |
| HO2S 2 Heater Control | P0037 | P0037, P0141 | P0038 | P0141 |
| 1 Engine cranks but does not run and the fuse for the ignition circuit opens. | ||||