Electrical Specifications

TIMING:

Base Ignition Timing 10° BTDC At Idle [1]
Advance Ignition Timing 8° BTDC At Idle [1]

[1] Refer to ADJUSTMENT PROCEDURES.

RESISTANCE:

EGR Gas Temperature Sensor [2]
At 122°F (50°C) 69.4 - 88.5 k ohms
At 212°F (100°C) 11.9 - 14.4 k ohms
At 302°F (150°C) 2.8 - 3.6 k ohms

[2] California Only.

Ignition Coil:
Primary(cold) 0.4 - 0.5 Ohms
Secondary(cold) 10.2 - 13.8 k ohms

Oxygen Sensor Heater:
2WD ex. Cab & Chassis 4.4 - 5.4 Ohms at 73°F (20°C)
All others 5.1 - 6.3 Ohms at 68°F (20°C)

Coolant Temperature Sensor:
At -4°F (-20°C) 10 - 20 k ohms
At 32°F (0°C) 4 - 7 k ohms
At 68°F (20°C) 2 - 3 k ohms
At 104°F (40°C) 0.9 - 1.3K Ohms
At 140°F (60°C) 0.4 - 0.7K Ohms
At 176°F (80°C) 0.2 - 0.4K Ohms

Throttle Position Sensor:

CLEARANCE BETWEEN BETWEEN TERMINALS RESISTANCE
STOP SCREW AND LEVER

0in. (0mm) VTA - E2 0.2 - 0.8 k ohms
0.020in. (0.50mm) IDL - E2 2.3 k ohms or less
0.030in. (0.77mm) IDL - E2 Infinity
Full Open VTA - E2 3.3 - 10.0 k ohms
-- VCC - E2 4.0 - 9.0 k ohms

Air Flow Meter:

BETWEEN TERMINALS RESISTANCE

VS - E2 200 - 600 Ohms
(Measuring plate fully closed)

20 - 1200 Ohms
(Measuring plate fully open)

VC - E2 100 - 300 Ohms

VB - E2 200 - 400 Ohms

FC-E1 Infinity
(Measuring plate fully closed)

Zero
(Other positions)

THA-E2

At -4°F (-20°C) 10 - 20 k ohms
At 32°F (0°C) 4 - 7 k ohms
At 68°F (20°C) 2 - 3 k ohms
At 104°F (40°C) 0.9 - 1.3 k ohms
At 140°F (60°C) 0.4 - 0.7 k ohms