diff --git a/src/add-ons/accelerants/nvidia/engine/nv_general.c b/src/add-ons/accelerants/nvidia/engine/nv_general.c
index 514ec83a51..6f88ec54d5 100644
--- a/src/add-ons/accelerants/nvidia/engine/nv_general.c
+++ b/src/add-ons/accelerants/nvidia/engine/nv_general.c
@@ -1,7 +1,7 @@
 /* Authors:
    Mark Watson 12/1999,
    Apsed,
-   Rudolf Cornelissen 10/2002-6/2009
+   Rudolf Cornelissen 10/2002-8/2009
    tst..
 */
 
@@ -92,7 +92,7 @@ status_t nv_general_powerup()
 {
 	status_t status;
 
-	LOG(1,("POWERUP: Haiku nVidia Accelerant 0.94 running.\n"));
+	LOG(1,("POWERUP: Haiku nVidia Accelerant 0.95 running.\n"));
 
 	/* log VBLANK INT usability status */
 	if (si->ps.int_assigned)
diff --git a/src/add-ons/accelerants/nvidia/engine/nv_i2c.c b/src/add-ons/accelerants/nvidia/engine/nv_i2c.c
index 1badc8859b..8ce9da1f3b 100644
--- a/src/add-ons/accelerants/nvidia/engine/nv_i2c.c
+++ b/src/add-ons/accelerants/nvidia/engine/nv_i2c.c
@@ -2,7 +2,7 @@
  * i2c interface.
  * Bus should be run at max. 100kHz: see original Philips I2C specification
  *	
- * Rudolf Cornelissen 12/2002-6/2009
+ * Rudolf Cornelissen 12/2002-8/2009
  */
 
 #define MODULE_BIT 0x00004000
@@ -323,11 +323,13 @@ status_t i2c_init(void)
 		/* check for hardware coupling of SCL and SDA -out and -in lines */
 		snooze(6);
 		OutSCL(bus, false);
+		snooze(3);
 		OutSDA(bus, true);
 		snooze(3);
 		if (InSCL(bus) || !InSDA(bus)) continue;
 		snooze(3);
 		OutSCL(bus, true);
+		snooze(3);
 		OutSDA(bus, false);
 		snooze(3);
 		if (!InSCL(bus) || InSDA(bus)) continue;
@@ -535,6 +537,10 @@ set_signals(void *cookie, int clk, int data)
 	else
 		OutSCL(info->port, false);
 
+	/* waiting for SCL output to become stable before reading it back.
+	 * ('typical' error-prone read-modify-write situation..) */
+	snooze(3);
+
 	if (data)
 		OutSDA(info->port, true);
 	else