diff --git a/go/vehicle-gateway/internal/capacity/check.go b/go/vehicle-gateway/internal/capacity/check.go
index cc001fde..c5e540e2 100644
--- a/go/vehicle-gateway/internal/capacity/check.go
+++ b/go/vehicle-gateway/internal/capacity/check.go
@@ -2786,7 +2786,7 @@ func findingsForTopicFlow(parsedByService map[string]parsedMetricSet, thresholds
 	var findings []string
 	findings = append(findings, findingsForGatewayFieldFlow(parsedByService["gateway"], thresholds)...)
 	findings = append(findings, findingsForGatewayFieldCounts(parsedByService["gateway"], thresholds)...)
-	findings = append(findings, findingsForGatewayToBridgeFlow(parsedByService["gateway"], parsedByService["bridge"], thresholds)...)
+	findings = append(findings, findingsForGatewayToBridgeFlow(parsedByService["gateway"], parsedByService["bridge"], parsedByService["fields-projector"], thresholds)...)
 	findings = append(findings, findingsForGatewayToFastWriterFlow(parsedByService["gateway"], parsedByService["fast-writer"], thresholds)...)
 	findings = append(findings, findingsForBridgeRawFanout(parsedByService["bridge"], parsedByService["history"], parsedByService["realtime"], thresholds)...)
 	findings = append(findings, findingsForBridgeToStatFieldFlow(parsedByService["bridge"], parsedByService["stat"], thresholds)...)
@@ -3045,12 +3045,13 @@ type gatewayPublishGroup struct {
 	count    float64
 }
 
-func findingsForGatewayToBridgeFlow(gateway parsedMetricSet, bridge parsedMetricSet, thresholds Thresholds) []string {
+func findingsForGatewayToBridgeFlow(gateway parsedMetricSet, bridge parsedMetricSet, fieldsProjector parsedMetricSet, thresholds Thresholds) []string {
 	if thresholds.GatewayBridgeMinPublish <= 0 {
 		return nil
 	}
 	gatewayPublishes := gatewayPublishGroups(gateway.samples)
 	bridgeWrites := metricValuesByTopic(bridge.samples, "vehicle_bridge_kafka_writes_total", "ok", "vehicle.")
+	projectorWrites := metricValuesByTopic(fieldsProjector.samples, "vehicle_fields_projector_kafka_writes_total", "ok", "vehicle.fields.go.")
 	var findings []string
 	for _, group := range gatewayPublishes {
 		if group.count < thresholds.GatewayBridgeMinPublish {
@@ -3066,7 +3067,7 @@ func findingsForGatewayToBridgeFlow(gateway parsedMetricSet, bridge parsedMetric
 			))
 			continue
 		}
-		if bridgeWrites[topic] <= 0 {
+		if bridgeWrites[topic] <= 0 && (group.kind != "fields" || projectorWrites[topic] <= 0) {
 			findings = append(findings, fmt.Sprintf(
 				"bridge writes missing for gateway %s publish protocol %s: gateway ok %.0f, expected topic %s, bridge writes ok %.0f",
 				group.kind,
diff --git a/go/vehicle-gateway/internal/capacity/check_test.go b/go/vehicle-gateway/internal/capacity/check_test.go
index 8fb136b1..afd659a6 100644
--- a/go/vehicle-gateway/internal/capacity/check_test.go
+++ b/go/vehicle-gateway/internal/capacity/check_test.go
@@ -2158,6 +2158,25 @@ vehicle_bridge_kafka_writes_total{status="ok",topic="vehicle.fields.go.yutong-mq
 	}
 }
 
+func TestEvaluateAcceptsFieldsProjectorForGatewayFieldsPublish(t *testing.T) {
+	report := EvaluateWithThresholds(map[string]string{
+		"gateway": `vehicle_service_info{service="vehicle-gateway"} 1
+vehicle_gateway_publish_total{kind="fields",protocol="JT808",status="ok"} 120`,
+		"bridge": `vehicle_service_info{service="nats-kafka-bridge"} 1
+vehicle_bridge_config{setting="derive_fields_from_raw_enabled"} 0`,
+		"fields-projector": `vehicle_service_info{service="fields-projector"} 1
+vehicle_kafka_consumer_info{service="fields-projector",group="vehicle-fields-projector-v1-jt808",topic="vehicle.raw.go.jt808.v1"} 1
+vehicle_fields_projector_kafka_writes_total{status="ok",topic="vehicle.fields.go.jt808.v1"} 120`,
+	}, Thresholds{GatewayBridgeMinPublish: 100})
+
+	if report.Status != StatusOK {
+		t.Fatalf("status = %s, want ok: %#v", report.Status, report)
+	}
+	if len(report.Findings) != 0 {
+		t.Fatalf("findings = %#v, want none", report.Findings)
+	}
+}
+
 func TestEvaluateSkipsGatewayBridgeFlowWhenSamplesAreLow(t *testing.T) {
 	report := EvaluateWithThresholds(map[string]string{
 		"gateway": `vehicle_service_info{service="vehicle-gateway"} 1