Renault [better] | P158b

Dubois popped the hood. The engine was clean. Too clean. No rust, no grease, no wear on the belts. The spark plugs looked brand new, yet the odometer read 312,000 kilometers.

: In some BMW systems, P158B is linked to Idle Air Control Actuator 1 , indicating that the component is not meeting factory specifications. p158b renault

By 1978, the Renault 4 was already 17 years old. Competitors like the Peugeot 104, Fiat 127, and even Renault’s own newer models (Renault 5) offered more modern features. The P158B update was Renault’s attempt to: Dubois popped the hood

Ideal for budget-conscious urban commuters who want a reliable, economical car with straightforward functionality rather than sporty performance or premium finishes. No rust, no grease, no wear on the belts

| Feature | Specification | |----------------------|---------------------------------------| | Engine | 1.1 L (1108 cc) Cléon-Fonte I4 | | Power | 34 hp (DIN) – 45 hp (export version) | | Transmission | 4-speed manual, floor shift (LHD) | | Layout | Front-engine, front-wheel drive | | Suspension | Independent torsion bars (all-round) | | Top speed | ~120 km/h (75 mph) | | Fuel economy | ~6.5 L/100 km (36 mpg US) | | Notable features | Rectangular lights, full dashboard |