Ignition
Coils, plugs, reference sensors and timing.
3 procedures
Distributor Cap and Rotor Replacement
Procedure for removing and installing the 944 distributor cap and rotor, including the correct locking screw rotation sequence and tips for freeing a stuck rotor.
PDF944 · 944S · 944 Turbo
Ignition System Troubleshooting
Troubleshooting procedure for a no-spark condition, including distributor cap and rotor inspection, ignition coil spark test, and coil resistance specifications for the 944 ignition system.
PDF944 · 944S · 944 Turbo
Speed and Reference Sensors — Checking, Replacement, and Adjustment
Information, resistance specs, operational checks, replacement procedure, and clearance adjustment for the crankshaft speed sensor and reference sensor on the 944 engine management system.
PDF944 · 944S · 944 Turbo