Pinpoint Tests Rm: REDUCTANT Dosage Control Module: Introduction
WARNING: This page is about a different variant/trim than selected.
This pinpoint test is intended to diagnose the following:
- communication concerns
- harness circuits: B+, PWRGND, RDCMRC and VPWR
- reductant dosage control module (5H298)
| Pin | Circuit |
|---|---|
| 29, 7 | PWRGND (Power Ground) |
| 1, 3, 5, 51, 73 | VPWR (Vehicle Power) |
| 28 | RDCMRC (Reductant Dosage Control Module Relay Control) |
| Pin | Circuit |
|---|---|
| 5 | VPWR (Vehicle Power) |
| 2 | RDCMRC (Reductant Dosage Control Module Relay Control) |
| 1, 3 | B+ (Battery Positive Voltage) |