Computers and Control Systems

TIMING:

Base Ignition Timing 10° BTDC At Idle [1]
Advance Ignition Timing 0 - 20° BTDC At Idle [1]

[1] Refer to ADJUSTMENT PROCEDURES.

RESISTANCE:

EGR Gas Temperature Sensor [2]
AT 122°F (50°C) 69.4 - 88.5K Ohms
AT 212°F (100°C) 11.9 - 14.4K Ohms
AT 3022°F (150°C) 2.8 - 3.6K Ohms

[2] California only.

Ignition Coil:
Primary (Cold) 1.25 - 1.56 Ohms
Secondary (Cold) 10.4 - 14.0K Ohms

Oxygen Sensor Heater:
Federal (Cold) 4.95 - 6.05 Ohms
California (Cold) 5.1 - 6.3 Ohms

Distributor Signal Generator:
Between terminals G1 and G- 205 - 255 Ohms
Between terminals Ne and G- 205 - 255 Ohms

Coolant Temperature and Air Temperature Sensors:
At -4°F (-20°C) 10 - 20K Ohms
At 32°F (0°C) 4 - 7K Ohms
At 68°F (20°C) 2 - 3K 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:

THROTTLE OPENING ANGLE CLEARANCE BETWEEN BETWEEN TERMINALS
(from vertical) STOP SCREW AND LEVER IDL-E2 PSW-E2

-- 0.024in. (0.60mm) C NC
-- 0.032in. (0.80mm) NC NC
Less than 7.5° -- C NC
73°(M/T) 63°(A/T) -- NC NC
79°(M/T) 69°(A/T) -- NC C

C=continuity
NC=no continuity