diff --git a/main.c b/main.c
index cd1c75d2..b248202f 100644
--- a/main.c
+++ b/main.c
@@ -1140,7 +1140,10 @@ int main(int argc, char * argv[]) {
 		else
     			fprintf(fp, "BAT %4.2fV %4.0fmA C\n", batteryVoltage, batteryCurrent);	// show command and control is on		
 		*/
-		fprintf(fp, "BAT %.2fV %.0fmA", batteryVoltage, batteryCurrent);
+		if (failureMode == FAIL_I2C1)
+			fprintf(fp, "BAT %.2fV %.0fmA", batteryVoltage, batteryCurrent);
+		else
+			fprintf(fp, "BAT %.2fV %.0fmA", 0.0, 0.0);
 		if (c2cStatus != DISABLED)
 			fprintf(fp," C");
 	    if (sim_mode || (failureMode != FAIL_NONE))