Diagnostic Procedure

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Suburban, and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: DTC P0116: Engine Coolant Temperature Sensor Performance - Sierra & Silverado (Steps 1-9)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC P0116: Engine Coolant Temperature Sensor Performance - Sierra & Silverado (Steps 10-13)

Courtesy of GENERAL MOTORS CORP.

TEMPERATURE VS. RESISTANCE

°C	°F	OHMS
Temperature vs. Resistance Values (Approximate)
150	302	47
140	284	60
130	266	77
120	248	100
110	230	132
90	194	241
80	176	332
70	158	467
60	140	667
50	122	973
45	113	1188
40	104	1459
35	95	1802
30	86	2238
25	77	2796
20	68	3520
15	59	4450
10	50	5670
5	41	7280
0	32	9420
-5	23	12300
-10	14	16180
-15	5	21450
-20	-4	28680
-30	-22	52700
-40	-40	100700