Pinpoint Test HH: Exhaust Gas Recirculation System Module (ESM): Notes
NOTE:
Proceed to DTC testing steps listed in FAULT CODE SETTING CONDITION table of fault code setting condition.
FAULT CODE SETTING CONDITION
| Fault Code | Application | Setting Condition | Testing |
|---|---|---|---|
| P0402 | Vehicles with EGR system (ESM) | KOER, Continuous Memory | HH11 |
| P0402 | All others | KOER, Continuous Memory | PINPOINT TEST HE STEP 12 |
| P0403, P1409 | Vehicles with EGR system module (ESM) | KOEO, KOER, Continuous Memory | HH21 |
| P0403 | Vehicles with electric EGR (EEGR) | KOEO, KOER, Continuous Memory | PINPOINT TEST KD STEP 1 |
| P0403, P1409 | All others | KOEO, KOER | PINPOINT TEST HE STEP 59 |
| P0403, P1409 | All others | Continuous Memory | PINPOINT TEST HE STEP 64 |
| P1400 | Vehicles with an EGR system module (ESM) | KOEO, KOER, Continuous Memory | HH1 |
| P1400 | All others | KOEO, KOER, Continuous Memory | PINPOINT TEST HE STEP 1 |
| P1401 | Vehicles with an EGR system module (ESM) | KOEO, KOER, Continuous Memory | HH4 |
| P1401 | All others | KOEO, KOER, Continuous Memory | PINPOINT TEST HE STEP 5 |